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Three-Dimensional Coordinates and the Right-Hand Rule Video
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Three-Dimensional Coordinates and the...
Who was Frederick Douglass? Video
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Other Resource Types ( 207 )
Lesson Planet

Halloween Dry Ice Secrets

For Teachers K - 9th
Want to use dry ice in your classroom this Halloween but you're not sure how? A thorough packet of 13 dry ice activities showcases engaging ways to bring chemistry to life this October.
Lesson Planet

Photosynthesis Investigation

For Teachers 10th - 12th Standards
Can scientists increase the rate of photosynthesis to help clean the air? Scholars complete an experiment determining net photosynthesis. Then, they apply knowledge from the activity to design their own investigations of the factors that...
Lesson Planet

A Visible Activated Complex Experiment

For Teachers 6th - Higher Ed Standards
When was the last time your class saw a catalyst in action? Chemistry scholars observe an activated complex during an engaging experiment. Through both color change and evolution of a gas, individuals gain insight into the...
Lesson Planet

Observing Chemical Changes—Microscale Chemistry

For Teachers 6th - 12th Standards
Want to add a wow factor to your current chemical changes lesson plan? Try a microscale experiment with colorful precipitates! Partnered learners conduct 10 single displacement reactions and record their observations.
Lesson Planet

Acids and Bases—Microscale Chemistry

For Teachers 6th - 8th Standards
Here's proof that small-scale labs lead to big-time learning. Introduce acid-base interactions to middle school scientists through a microscale chemistry lab. Pupils combine a variety of solutions and use indicators to obtain approximate...
Lesson Planet

Preparation and Combustion of Biodiesel

For Teachers 9th - 12th Standards
The United States is the world's largest producer of biofuel. During an in-class investigation, young scientists produce their own biodiesel. They burn a sample of it to determine the heat of combustion. Then they discuss the results...
Lesson Planet

Energy Content of Foods

For Teachers 9th - 12th Standards
Why do athletes load up on carbohydrates the evening before a competition? The activity helps answer this question as it relates the type of food to the amount of energy it contains. After a discussion, scholars perform an experiment to...
Lesson Planet

What's So Special about Bottled Drinking Water?

For Teachers 9th - 12th Standards
Is artesian water designed to be better, or is it just from wells similar to those in the city of Artesium? This experiment looks at many different types of bottled waters, including artesian. Using a soap mixture, scholars test to see...
Lesson Planet

Harmonic Motion: Pendulum Lab

For Teachers 9th - 12th Standards
Several times throughout history, groups of soldiers marching in rhythm across a suspension bridge have caused it to collapse. Scholars experiment with pendulums, resonance, and force to determine why this would happen. First, pupils...
Lesson Planet

Projectiles: Target Practice

For Teachers 9th - 12th Standards
Angry Birds prepared them, but now pupils must prove their skills with projectiles! Scholars test different variables to determine which ones impact the distance the projectile flies. The experiment provides connections to kinetic and...
Lesson Planet

What Makes Flatulence

For Teachers 5th - 8th Standards
Have you ever wanted to use a whoopie cushion during a middle school class? If so, then this is the lesson for you! Pupils conduct an experiment to observe the build-up of gases as food breaks down. While recognizing the role of giggling...
Lesson Planet

Law of Conservation of Matter

For Students 9th - 12th Standards
Does mass change during a chemical reaction? Demonstrate the Law of Conservation of Matter while encouraging class members to be creative with a two-part lesson. First, learners use Alka-Seltzer® tablets and water to demonstrate the...
Lesson Planet

Is Yeast Alive?

For Teachers 9th - 12th
Through two investigations, life science learners determine whether or not yeast is alive. They perform tests for metabolism by providing sugar and observing if gas is produced as a byproduct. They incubate some of the sample for at...
Lesson Planet

Dry Ice Experiments

For Teachers 6th - 12th Standards
New ReviewFreeze it to eat it. The classroom instructor demonstrates a few activities using dry ice. Two of the demonstrations show the carbon-dioxide gas coming from the melting dry ice is heavier than the surrounding air. Learners then use the...
Lesson Planet

Bouncing Smoke Bubbles (Boo Bubbles)

For Teachers K - 9th
Don't let your lesson plans go up in smoke—unless they include Boo Bubbles, of course! An engaging laboratory mixes liquid soap and dry ice to create smoky bubbles that burst on impact, making it the perfect way to celebrate Halloween in...
Lesson Planet

Determination of Molar Mass by Boiling Point Elevation

For Students 9th - 12th Standards
Francis Raoult discovered the change in boiling points of solutions varies by the number of particles in the solution. Scholars apply the concept to determine the molality of a solution based on the change in boiling point. They use an...
Lesson Planet

Flame Tests

For Students 9th - 12th Standards
Light a fire in your pupils! Scholars conduct a flame test and observe the emission spectra of several different salts in an enlightening hands-on investigation. They use their observations to make comparisons and conclusions about the...
Lesson Planet

Scientific Notation and Calculations – Energies, Frequencies, and Wavelengths of Photons

For Students 9th - 12th Standards
The calculator has an interesting way of displaying numbers in scientific notation, but don't let that confuse your pupils! A lesson designed to give learners practice with scientific notation and calculators provides several practice...
Lesson Planet

Determination of the Molar Mass of an Unknown Acid

For Students 9th - 12th Standards
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment document...
Lesson Planet

The Alchemist's Dream – Copper into "Gold"

For Students 9th - 12th Standards
Many scientists attempted alchemy for hundreds of years before a full understanding of metals became clear. Scholars take a penny and, through two different chemical reactions, make it appear to turn into silver and later gold. They...
Lesson Planet

Gas Pressure and Temperature Relationship

For Students 9th - 12th Standards
Humans tend to huddle together when cold and move around more when warm, but do gas particles follow the same pattern? Scholars use a temperature probe, a pressure sensor, and air to study the relationship between temperature and gas...
Lesson Planet

Mole Relationship in a Chemical Reaction

For Students 9th - 12th
What do budding scientists know about moles and reactions? Using an attention-grabbing lab experiment, young scholars collect data to apply the law of conservation of mass to predict the mass of gaseous products. They examine several...
Lesson Planet

An Introduction to Qualitative Analysis

For Students 9th - 12th Standards
Compounds take on different properties than their elemental components. How can scientists determine those elements? A lab-based activity has learners explore several double replacement reactions to analyze compounds qualitatively. They...
Lesson Planet

Precipitation Reactions and General Solubility Rules

For Students 9th - 12th
The more you know, the better your predictions! Using a hands-on lab experiment, collaborative groups collect information about ionic interactions. They record data describing the precipitate of reactions and use their information to...
Lesson Planet

Liquid Chromatography

For Students 9th - 12th
A hands-on experiment applies chromatography to separate both the colors and components of grape-flavored Kool-Aid. Performing two separate activities, learners first use chromatography to divide the colors. The second activity results...
Lesson Planet

Lewis Structures, VSEPR and Molecular Modeling

For Students 9th - 12th Standards
A model is worth a thousand words. Young scholars use what they know about the structure of hydrocarbons to build Lewis dot structures and molecular models. Their tasks include multiple bonds, geometric hybrids, and various isomers.
Lesson Planet

Qualitative Analysis of Eleven Household Chemicals

For Students 9th - 12th Standards
Chemical and physical properties give compounds an identity. Learners use the identity of a compound to predict what it is. By performing different tests like solubility, flame, heat, and reactions, individuals attempt to identify an...
Lesson Planet

Kinetics of the Acid Decomposition of Thiosulfate

For Students 9th - 12th Standards
Several factors affect the rate of a chemical reaction including temperature, surface area, and concentration. Using an experimental approach, learners explore the effect concentration has on this rate while maintaining consistency with...
Lesson Planet

Synthesis of an Insoluble Ionic Salt: A Stoichiometry Experiment

For Students 9th - 12th Standards
Challenge young scientists to design their own experimental procedures. They write the procedure for properly preparing two grams of a water-insoluble ionic salt. To finish, they perform the experiment and collect data to prove their...
Lesson Planet

Chemical Equilibrium

For Students 9th - 12th Standards
We know about the light spectrum, the age spectrum, and sound spectrum, but do chemical reactions also occur on a spectrum? Young scientists experiment with partial reactions on a spectrum and observe the color changes. Then, they...
Lesson Planet

Solubility Product of an Ionic Compound

For Students 9th - 12th Standards
How do scientists determine when a solution is fully saturated? Scholars address the topic as they observe patterns of precipitation in various concentrations of ions. Using a well plate, pipette, and common chemicals, they collect data...
Lesson Planet

Comparing Activities of Selected Metals

For Students 9th - 12th Standards
Don't overreact! A simple experiment demonstrates chemical reactions as scholars mix chemical solutions and metals in a large well plate. They note all changes to the metals, solutions, precipitate, colors, and more. A full data table...
Lesson Planet

The Gelation of Guar Gum with Borax

For Students 9th - 12th Standards
Some of kids' favorite toys are the products of science experiments. Scholars follow precise measurements to mix and create their own slime and Play-Doh. They observe the changing textures and the chemical reactions throughout the...
Lesson Planet

Determination of the Percent Hydration and the Simplest Formula of a Hydrate

For Students 9th - 12th Standards
Does the crystal structure of a hydrated solid determine the proportion of water absorbed, or does the application of heat change the absorption? Scholars experiment with both variables to determine the answer. They add their collected...
Lesson Planet

Determination of the Correct Stoichiometry of a Single Replacement Reaction

For Students 9th - 12th Standards
Many young scientists don't realize iron exists in two different forms in nature. During an enlightening experiment, they react iron with copper sulfate to cause a single replacement reaction. Then, they determine the correct...
Lesson Planet

The Water Lab – Spreadsheet Simulation

For Students 9th - 12th Standards
More than 70 percent of people and 90 percent of businesses use spreadsheets regularly. While many courses overlook the important skill, the simple water lab focuses on entering spreadsheet data, formatting it, and printing plots based...
Lesson Planet

Determination of the Specific Heat of an Element

For Students 9th - 12th Standards
Many periodic tables mention specific heat, but how do scientists determine those numbers? Scholars attempt to find the specific heat of a metallic element by using a calorimeter. Three experimental trials ensure accuracy, and analysis...
Lesson Planet

Heat of Reaction and Hess's Law

For Students 9th - 12th
Melting and burning might seem like opposites, but both exist as common examples of exothermic reactions. Scholars work with three different exothermic chemical reactions to determine the enthalpy changes. They measure and mix chemicals,...
Lesson Planet

Gas Pressure and Volume Relationship

For Students 9th - 12th Standards
Do your high school scientists know the four methods scientists use to communicate information? A simple experiment discovering the relationship between gas pressure and volume allows pupils to practice all four. After completing the...
Lesson Planet

Replacement of Hydrogen by a Metal

For Students 9th - 12th Standards
As the most abundant element on the earth, hydrogen requires no replacement. Yet scholars learn to replace hydrogen with a metal to liberate the hydrogen gas. A simple procedure and data table include the necessary information and...
Lesson Planet

The Periodic Law

For Students 9th - 12th Standards
Time to put the knowledge to the test! Young scholars take what they know about the periodic table and build their own from scratch. Using clues from 26 different elements, they place elements in a blank periodic table. The clues include...
Lesson Planet

Isotopes and Atomic Mass – Determination of the Average Atomic Mass of Pastium

For Students 9th - 12th
Sometimes modeling is the best approach to working with microscopic particles. A lab investigation models a fictional element using pasta. The setup uses three different pasta types to represent three different isotopes. Learners...
Lesson Planet

Effect of Solutes on Boiling Point

For Students 9th - 12th
Anyone that lives around snow knows that adding salts to water increases its melting point. Are there solutes that affect the boiling point as well? A scientific experiment has learners add different solutes to water and then monitor the...
Lesson Planet

Acid-Base Indicators

For Students 9th - 12th Standards
Acid-base indicators are an essential part of any chemistry classroom. Individuals explore the color-changing feature of the important indicators in a vibrant hands-on activity. Using serial dilution, learners create solutions ranging...
Lesson Planet

A Scientific Investigation – What Types of Food Contain Starch and Protein?

For Teachers 9th - 12th Standards
You are what you eat, as they say! Are you more starch or more protein? Young scholars use their knowledge of each component to test different foods for their content. Using multiple indicators, individuals describe the protein and...
Lesson Planet

The Invisible Electromagnet: A Transparent Magnetic Field Viewer

For Teachers 6th - 12th Standards
Audio speakers, hard drives, credit cards, and even the earth use magnetic fields. While we observe the effect of magnetic fields, we can't actually see them. A viewer helps participants explore magnetic fields, some of the items that...
Lesson Planet

Electromagnet Experiment Stand: A Variable Power Electromagnet

For Teachers 6th - 12th Standards
Electromagnets come in both large and small scales—from big machinery in scrap yards to hard disk drives. Here's a resource that provides directions for building a variable electromagnet on a stand. Scholars then experiment with the...
Lesson Planet

Magnets on a Stick: A Magnetic Force Demonstration Device

For Teachers 6th - 12th Standards
Why do some magnets attract while others repel? Scholars use clearly labeled permanent magnets to explore the attractive question. They compare the behavior of like versus opposite poles to find the answer.
Lesson Planet

Gelatin Microfluidics

For Teachers 9th - 12th Standards
Micro what? Analyze microfluidics as an application in the medical community. A lab investigation highlights the importance of channel design in biotechnology. Learners modify channels and observe the behavior of the flow of the fluids.
Lesson Planet

Coffee Break with Nanoscience: Film Formation and “Coffee Rings”

For Teachers 6th - Higher Ed Standards
Prepare scholars for micro and nanoscale investigations. A lab activity allows individuals to practice their experimental techniques while becoming to accustomed to the smaller scale of the materials. They also make decisions about the...
Lesson Planet

The Blood Glucose Monitor

For Teachers 9th - 12th
Become a doctor for a day! Learners analyze synthetic urine and blood samples to diagnose diabetes. They use lab procedures to identify abnormal glucose levels, and, as a follow-up activity, they build a model to illustrate the...
Lesson Planet

Go Far Cars Ramp: A Basic Ramp with Four Height Settings

For Teachers 6th - 12th Standards
Precise measurements make the job easier! One of the challenges when using an inclined plane for testing comes from pupils not using exact measurements. They often rely on books that slide or different ramp lengths when experimenting. By...
Lesson Planet

Get Connected!—An Electrical Conductivity Tester

For Teachers 6th - 12th Standards
Pupils test various materials to learn if the materials are conductors or insulators. They observe a small electric charge go through, or not go through, a material to light up a small bulb.
Lesson Planet

Electric Avenue: Parallel and Series Circuits

For Teachers 6th - 12th Standards
Can you infer the wiring diagram of a series of lights based on their behavior alone? Scholars work with multiple boxes of four lights. They must flip the switch and decide how the lights are wired. By applying their knowledge of...
Lesson Planet

The Ring Fling Machine

For Teachers 9th - Higher Ed Standards
Class members build a machine to demonstrate Lenz's law and help this scientific principle come to life. After building a ring fling machine, instructions for properly operating the machine and a few thought-provoking questions lead to...
Lesson Planet

Save the Dinosaurs with Copper and Zinc!

For Teachers 9th - 12th Standards
Create a coat of armor for dinosaur volunteers. Young scientists explore the oxidation-reduction reaction facilitated by electric current. The result of the reaction is a dinosaur coated in copper and zinc, which leads to an...
Lesson Planet

Understanding Wave Motion - Slinky vs. Snaky: Which Spring is Dominant?

For Teachers 7th - 12th Standards
Ride the wave to an understanding of refraction! The first in a series of two inquiry-based lessons challenges learners to create transverse waves with two different types of springs. As their wave hits an object, they observe the change...
Lesson Planet

How Can Nanoparticles Move from Land to Ocean?

For Teachers 9th - 12th Standards
Investigate the migration of the nanoparticle from land to water! A lab investigation asks budding scientists to simulate runoff. Testing water samples before and after the simulation leads individuals to make conclusions about pollution...
Lesson Planet

Jell-O® Waveguide and Power Loss

For Teachers 7th - 12th Standards
Jell-O® can help model the transmission of light through fiber optic cables. Young scientists use the jiggly dessert to make a waveguide to transmit a laser beam from one point to another. Their models help them learn the function of...
Lesson Planet

Making Up Nutrient Agars

For Teachers 9th - 12th
A resource rich in information—and nutrients. Learners create agars for the purpose of cell cultivation in Petri dishes. The lesson provides instructions on how to create agars for the cultivation of different microorganisms.
Lesson Planet

Nanotechnology Invention and Design: Phase Changes, Energy, and Crystals

For Teachers 9th - 12th Standards
What does it take to be considered a smart material? Learners investigate the properties of Nitinol, a smart material, through a hands-on lab activity. They examine the crystal lattice structure and the conditions required for Nitinol to...
Lesson Planet

Synthesis and Characterization of CdSe Quantum Dots

For Teachers 10th - Higher Ed Standards
Does the size of a sample change the physical properties of that substance? It turns out it can! Young scientists combine physics and chemistry to synthesize CdSe quantum dots and record their color properties. Learners should notice a...
Lesson Planet

Making a Liquid Crystal Thermometer

For Teachers 9th - Higher Ed Standards
Introduce your classes to a fourth state of matter! Liquid crystals have a colorful sheen that changes based on different physical factors. Learners use this information to create a liquid crystal thermometer where the color of the...
Lesson Planet

Small Scale Stenciling: Mask Lab

For Teachers 6th - 12th
Investigate the procedure for developing computer chips! Learners use solar print paper to create both positive and negative images. They observe the effects of single and multiple exposures and compare results.
Lesson Planet

Small Scale Sculpting: Etch Lab

For Teachers 6th - 12th
Make works of art using a vintage yet effective etching strategy. The surface of a semiconductor chip has specific patterns formed through a process called etching. Through a lab investigation, young scholars recreate that process on a...
Lesson Planet

The Effects of Gold and Silver Nanoparticles on Brine Shrimp: A Toxicology Study

For Teachers 9th - Higher Ed Standards
Who doesn't love gold and silver? Brine shrimp, that's who! Learners conduct an experimental lesson to monitor the toxicity of gold and silver nanoparticles on brine shrimp. They synthesize solutions to expose the brine shrimp to and...
Lesson Planet

Microscale Investigations of Catalase Activity in Plant Extracts

For Teachers 9th - Higher Ed
Use indirect measurements to monitor metabolic activity in plant cells. Scholars understand that cells with a higher metabolic rate have a higher concentration of catalase enzyme. They use this information to compare metabolic rates of...
Lesson Planet

Investigating the Effect of Temperature on the Activity of Lipase

For Teachers 9th - 12th
How does temperature affect lipase activity? Young scholars conduct an experiment to collect data on the interaction of lipase at different temperatures. They add lipase to a solution of milk, sodium carbonate, and phenolphthalein and...
Lesson Planet

Investigating the Effect of Concentration of Blackcurrant Squash on Osmosis in Chipped Potatoes

For Teachers 9th - 12th Standards
Model and explore osmosis using squash and potatoes. Young scientists expose chunks of potatoes to different concentrations of a squash solution. They compare the weights of the chunks before and after exposure to the solution and use...
Lesson Planet

Observing Osmosis, Plasmolysis, and Turgor in Plant Cells

For Teachers 9th - Higher Ed Standards
Create the perfect conditions for osmosis. Young scholars use a microscope to observe plant cells exposed to distilled water or sodium chloride. They observe how osmosis creates turgid or plasmolyzed cells.
Lesson Planet

Investigating Osmosis in Chickens' Eggs

For Teachers 9th - 12th Standards
You might not be able to learn through osmosis, but you sure can observe it! Scholars observe and measure osmosis using chicken eggs. They control for multiple variables to determine which variables have an impact and how the impact...
Lesson Planet

Effect of Size on Uptake by Diffusion

For Teachers 9th - 12th Standards
Cell size is limited by the surface area to volume ratio, but why is this true? Scholars measure the surface area and volume of cubes before placing them into liquid. After a set amount of time, they measure the uptake by diffusion for...
Lesson Planet

Measuring Rate of Water Uptake by a Plant Shoot Using a Potometer

For Teachers 9th - Higher Ed Standards
How quickly does a plant transpire? Learners explore this question through measuring water uptake with a potometer. They time the movement of a bubble a set distance to understand the motion and rate of speed.
Lesson Planet

Estimating Rate of Transpiration from a Plant Cutting

For Teachers 9th - 12th Standards
How much water weight will a plant lose through transpiration? Scholars measure a plant with water then later come back and measure it again. The difference in weight might be due to transpiration, dehydration, or loss of mass, depending...
Lesson Planet

Investigating Factors Affecting the Breathing Rate of a Locust

For Teachers 9th - 12th Standards
Do animals breathe faster when given more oxygen or more carbon dioxide? Young scientists observe the respiration rates of locusts under a variety of gas concentrations to answer that very question. They collect data, analyze the...
Lesson Planet

Assessing Skin Sensitivity—Touch Discrimination

For Teachers 6th - 12th Standards
How do we distinguish between the number of things touching our skin? Scholars explore an interesting lesson through an experiment. They learn that there must be an unstimulated sensory unit between two touches to distinguish them. They...
Lesson Planet

Assessing Skin Sensitivity—Temperature Receptors

For Teachers 6th - 12th Standards
You walk into a room and immediately notice it is cold, but how did your body recognize it? Scholars explore how their skin determines if something is hot, cold, or just right. They learn about receptors and response times through...
Lesson Planet

Assessing Human Hearing

For Teachers 6th - 12th Standards
Young scientists explore hearing through multiple experiments, demonstrations, and activities. They focus on the changes in hearing over a lifetime, how we can determine where a sound is coming from, and the ability to filter noises.
Lesson Planet

Monitoring the Body's Reaction to Stress

For Teachers 9th - Higher Ed Standards
When stressed, do you prefer the fight or flight response? Scholars observe, measure, and identify the body's response to stress using a well-researched methodology. They learn about the autonomic nervous system, hormones, and more.
Lesson Planet

Investigating Factors Affecting the Heart Rate of Daphnia

For Teachers 10th - Higher Ed Standards
What variables change heart rate? Young scientists observe the beating heart in Daphnia to understand these variables. They make changes in temperature, chemicals, and other factors as they graph the heart rates. Analysis questions help...
Lesson Planet

Measuring Respiratory Quotient

For Teachers 10th - Higher Ed Standards
How do scientists prove tiny living things respire? Young scientists build a respirometer and measure respiration rates in living creatures. By comparing the measurements of both plants and animals, they understand the similarities.
Lesson Planet

How Much Energy Is There in Food?

For Teachers 9th - 12th Standards
People associate calories with food, but what is a calorie? Young scientists measure the number of calories in samples of food to better understand the concept. They test a variety of samples, take measurements, and compare their results...
Lesson Planet

Investigating Transport Systems in a Flowering Plant

For Teachers 6th - 12th Standards
Some weddings have flowers in a unique, unnatural color to match the theme. Young scientists take part in this process to learn about the function of the xylem as they observe colored water moving through a flower. Then, they experiment...
Lesson Planet

Observing Water Moving Through Plants

For Teachers 6th - 12th Standards
We know plants assist in the water cycle, but how do plants get water from the ground into the air? Through a series of demonstrations or labs, scholars observe the movement of water through plants. They microscopically view the cells...
Lesson Planet

Observing Earthworm Locomotion

For Teachers 6th - 12th Standards
One acre of land can contain more than a million earthworms. Scholars collect earthworms to observe their movements. Once placed on paper, the sound of movement often fascinates pupils. When placed on glass, the earthworm is unable to...
1 In 1 Collection
Lesson Planet

Sugar Spill!

For Teachers 6th - 8th Standards
Sugar isn't good for you, but it's great for yeast! Scholars design an experiment to investigate how variables affect the rate of sugar consumption in yeast. The last installment of a nine-part Life Science unit considers how scientists...
1 In 1 Collection
Lesson Planet

Corn for Fuel?!

For Teachers 6th - 8th Standards
Can corn power the world? Young scientists learn about how corn and other plants can provide renewable biofuels in the second of nine lessons. They set up an experiment to investigate how different variables affect plant growth. All of...
Lesson Planet

Antacids

For Students 9th - 12th
You won't get a stomachache from this experiment! Learners compare the strength of different brands of antacids with a lab investigation. By slowly adding acid and monitoring the pH of the solution, they determine the brand that...
Lesson Planet

The Solution to Solubility Is the Solvent

For Students 9th - 12th
What's a solute without a solvent? Investigate the interaction between solutes and solvents in a lab activity that explores the solubility of different solutes. Scholars consider the conductivity of solutions and also the solubility of...
Lesson Planet

Cleaning Up Your Act

For Students 9th - 12th
Keep it clean! An interesting lesson has young scholars create their own soaps. They investigate different scientific concepts along the way such as density, basic solutions, and ions.
Lesson Planet

Are We Saturated Yet?

For Students 9th - 12th
Solve the mystery of saturation! Young scholars experiment with the saturation point of a specific solution. They then consider the influence of heat on the solution's saturation point as think critically about their data to answer lab...
Lesson Planet

Viscosity Is a Virtue

For Students 9th - 12th
Understanding viscosity is key to keeping your engine running smoothly. An experimental lesson measures the viscosity of different motor oils. Learners compare their results at different temperatures.
Lesson Planet

Chemistry Clicks Your BIC

For Students 9th - 12th
Keep your lessons on the lighter side! A chemistry lesson has learners collect butane gas to calculate its molecular mass. They measure the mass of the gas using a displacement method.
Lesson Planet

Blowing Up Balloons, Chemically

For Students 9th - 12th
Use a chemical reaction to inflate a balloon. Young learners conduct chemical reactions and make observations about their physical properties. Their investigations highlight endo and exothermic reactions as well as the Law of...
Lesson Planet

Creepy Metals

For Students 9th - 12th
The behavior of metals may surprise your students! A well-designed lesson has scholars explore the tensile strength of various metal wires. Under pressure, the length of the wire changes and learners measure and graph the change to look...
Lesson Planet

Hard Rock Candy

For Students 9th - 12th
Science is the key to the best candy recipes! A laboratory investigation asks learners to monitor the effects of temperature, time, and chemical additives have on the texture of rock candies. Young scholars compare the size of crystals...
Lesson Planet

A Slippery Slimy Substance

For Students 9th - 12th
Get messy with a little slimy science! A series of experiments analyze the properties of slime. Learners also apply the definition of solid and liquid to the characteristics of their slime.
Lesson Planet

Introduction to Alchemy

For Students 9th - 12th
Can chemistry make you rich? An experimental lesson explores alchemy by attempting to make gold out of ordinary metals. Young scholars conduct multiple experiments to determine the likelihood of producing gold.
Lesson Planet

Organic Molecules Day—Chemistry Outreach

For Teachers 10th - 12th Standards
In search of an organic lab that employs real-life techniques and analysis methods? Groups carry out the nitration of methyl benzoate, then attempt to determine the number and location of the nitro groups added to the benzene ring....
Lesson Planet

Lead Compounds: Precipitation Reactions and Pigments—Microscale Chemistry

For Teachers 9th - Higher Ed Standards
Colorful lead compounds never fail to impress! Solubility scholars examine a series of double replacement reactions involving lead nitrate and record their observations. The second part of the experiment illustrates the differences...
Lesson Planet

Green Plastics—Chemistry Outreach

For Teachers 9th - Higher Ed Standards
How do green plastics reduce waste and environmental pollution? Budding scientists create and test a variety of compounds used in green plastics during an insightful experiment. Beginning with startling statistics and ending with...
Lesson Planet

Electrolysis Using a Microscale Hoffman Apparatus—Microscale Chemistry

For Teachers 9th - Higher Ed Standards
Get big results out of a small-scale lab! Young chemists observe the electrolysis of sodium sulfate using a microscale experiment. A colorful indicator solution combined with the production of gas bubbles yields a variety of observations...
Lesson Planet

Chemistry Masterclass—Chemistry Outreach

For Teachers 10th - Higher Ed Standards
Immerse your chemistry class in the world of organic chemistry! Science scholars isolate acetaminophen from an over-the-counter sample during an intense and interesting lab. Groups use many different separation and analysis techniques to...
Lesson Planet

Observing the Lowering of a Melting Point—Microscale Chemistry

For Teachers 10th - Higher Ed Standards
Can a solid's melting point be lowered without placing it in an aqueous solution? Discover the surprising truth when chemistry scholars combine hydroxybenzene and menthol crystals during a microscale experiment. A well-written procedure...
Lesson Planet

Electrochromic Polymer—Chemistry Outreach

For Teachers 10th - Higher Ed Standards
From windows that tint themselves to OLED technology, electrochromic polymers are redefining our ideas about conducting materials! Introduce your chemistry class to the emerging trend with an exciting lab activity. Budding materials...
Lesson Planet

Electric Gel Cell

For Students 9th - 12th
Create a flow of electricity through your dessert! The objective of the lab activity is to create a functional electric cell through gelatin. Using different metals for the cells, groups rank them in voltage order.
Lesson Planet

Can the Mettle of Metal Be Improved?

For Students 9th - 12th
How do you make metals stronger? Young scholars explore just that in an interesting lab activity. Through annealing, quelching, and tempering, learners analyze the change in the strength of the metal. 
Lesson Planet

Out Spot, Darn Spot

For Students 9th - 12th
Encourage your classes to be laundry helpers! Learners explore the chemistry of stain removal with a lab investigation. By identifying the components of the stain, they identify the most effective solute for its removal.
Lesson Planet

Hot and Cold Reactions

For Students 9th - 12th
Explore endo and exothermic reactions with a laboratory investigation. A simple experiment monitors the temperatures of several chemical reactions. The reactions include both exothermic and endothermic reactions, helping young scientists...
Lesson Planet

Heat—Hide and Seek

For Students 7th - 12th Standards
What is the difference between heat and temperature? Learners conduct an experiment and collect data to determine the connection between heat and temperature. The investigation helps them realize that heat may be absorbed or released...
Lesson Planet

What Is the Pop in Popcorn?

For Students 9th - 12th Standards
Investigate the reason for the POP in popcorn! Learners collect data from three different popcorn samples. They modify each sample to test a different aspect of the corn.
Lesson Planet

Water, Water Everywhere Different

For Students 9th - 12th
Water is not all created equal! Prove it to your class by having them complete a science laboratory to analyze the properties of different samples of water. Learners use equipment to measure qualities such as conductivity, hardness, and pH.
Lesson Planet

Electrical Liquids

For Teachers 6th - 8th
Liquid or not, here comes the electricity. Scholars test the conductivity of various substances using a circuit that includes a light bulb. If the light bulb lights up, then the liquid is a conductor. What a bright idea!
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How Does the Earth Cool Itself Off?

For Teachers 6th - 12th Standards
Where does all the heat go when the sun goes down? An interesting lesson has learners explore this question by monitoring the infrared radiation emitted over time. They learn that hot spots cool more quickly that cooler spots.
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What Is a "Convection Cell"?

For Teachers 6th - 12th
Round and round in circles it goes! A hands-on activity has learners recreate a model of a convection cell. They watch as the difference in density of their materials creates a current.
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Why Do Raindrops Sometimes Land Gently and Sometimes with a Splat?

For Teachers 6th - 12th Standards
A mouse can fall from large heights without injury! Air resistance is a large influence on small falling objects. In an exploratory lesson, young scholars build a raindrop bottle to compare the falling rate of different-sized objects.
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What Is the Opposite of Sweating?

For Teachers 6th - 12th Standards
Heat is not all created the same! Learners experiment with evaporation and condensation to investigate heat transfer. They compare the rate chocolate melts with dry heat to a sample that melts with water vapor using the same heat source.
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Can Boiling Make Something Freeze?

For Teachers 6th - 12th Standards
Use boiling as an avenue for freezing. Young scholars watch as liquid nitrogen removes heat from the ingredients for ice cream. As this happens, the nitrogen boils and the ice cream freezes—all in the same container. A little science magic!
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Do Cities Affect the Weather? (Making a Cloud in a Bottle)

For Teachers 6th - 12th Standards
The dynamics of a city can have a drastic effect on the weather. A hands-on lesson asks learners to build a model to illustrate how city pollution provides a nucleus for condensation. The greater the pollution, the greater chance for...
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Why Does it Get Colder on a Clear Night than a Cloudy Night?

For Teachers 6th - 12th Standards
Clouds are nature's insulator! A lab investigation asks learners to use an infrared thermometer to measure differences in infrared temperatures. They find that pointing the thermometer at a cloud has a much different result than pointing...
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How Can Clouds Keep the Air Warmer?

For Teachers 6th - 12th Standards
Condensing water warms the air around it. Young scholars consider this concept as they experiment with air temperature around evaporating and condensing water vapor. They simulate the formation of clouds to experience the associated...
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How Can Freezing Make Something Warmer?

For Teachers 6th - 12th Standards
Crazy fact—freezing liquid actually gives off heat! Young scholars investigate the transfer of energy when liquids freeze using a chemical heat pack. The heat pack gives off heat as its liquid core freezes.
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Why Do Clouds Form in the Afternoon?

For Teachers 6th - 12th
The stability of the atmosphere changes on a daily basis. A kinesthetic lesson models how the stability of the air changes as it's warmed by the sun. Learners connect their models to the changing air currents and movement of warm and...
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Can Gravity Push Something Up?

For Teachers 6th - 12th Standards
How does a hot air balloon fly? An experimental lesson has scholars build a balloon from a garbage bag and monitor the movement of air. As the temperature of the air in the balloon increases, gravity moves the denser cool air down,...
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If Hot Air Rises, Why Is it Cold in the Mountains?

For Teachers 6th - 12th Standards
Investigate the relationship between temperature and pressure. Learners change the pressure of a sample of air and monitor its temperature. They learn that as air decreases its pressure, its thermal energy converts to kinetic energy.
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Does Air Weigh Anything?

For Teachers 6th - 12th Standards
Can you feel the weight of the air on your shoulders? Your classes may not believe that air has weight. A straightforward experiment asks individuals to weigh a bottle before and after adding air. Their results may surprise them!
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What Does Color Have to Do with Cooling?

For Teachers 6th - 12th Standards
Study the rate of cooling for objects of different colors. Learners focus on the reflection and absorption of infrared light. Your classes may be surprised to learn objects that heat the slowest also cool the slowest.
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Would You Get a Sunburn on Mars?

For Teachers 6th - 12th Standards
What are the best materials for preventing sunburn? Young scholars consider this question as they test materials for the presence of ultraviolet light. They use a string of beads that changes color with different intensities of UV light.
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Why Is the Sky Purple?

For Teachers 6th - 12th Standards
The color of the sky depends on the time of day. Young scholars experiment with scattering different wavelengths of light to recreate the color of the sky. They observe both the longer blue wavelengths and the shorter red and orange...
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Can You "See" Infrared Radiation?

For Teachers 6th - 12th Standards
What do your pupils and snakes have in common? They can both see thermal radiation! A hands-on activity trains individuals to locate a thermal energy source blindfolded. They learn how to sense the location even when it is far away.
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Can You See Beyond the Rainbow?

For Teachers 6th - 12th Standards
There's more to light than ROYGBIV! An enlightening laboratory investigation has learners explore the world of infrared light. When they use goggles that take away visible light, they experience how things look with only infrared light.
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What Is Beyond the Rainbow?

For Teachers 6th - 12th Standards
Help your classes see what they cannot see. Using different eyewear, scholars experience different light spectrums. Learners may be surprised by how the world looks with infrared light, thermal imaging, and ultraviolet light.
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Can Energy Be Created or Destroyed?

For Teachers 5th - 12th Standards
Energy doesn't come out of nowhere! An engaging lesson has learners investigate energy as it transforms from one type to another. They collect data to prove that energy is not lost as it changes.
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What Is Energy?

For Teachers 5th - 12th Standards
Don't let the energy of your classroom falter! Explore the scientific definition of energy through play. A hands-on lesson focuses on the change of energy from one form to another.
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What Is the "Greenhouse Effect"?

For Teachers 6th - 12th Standards
Enough talk about the Greenhouse Effect—let's actually look at it! Junior climatologists engage in a simple thermodynamics experiment on a cold winter's day to examine global warming. The activity simulates rising carbon dioxide levels...
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Why Are Clouds White?

For Teachers 6th - 12th Standards
Is it possible to change the color of clouds? A three-part activity explores the scattering of light by the water droplets that make up clouds. After observing a demonstration, curious scholars conduct their own investigations of the...
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Why Does the Wind Blow?

For Teachers 6th - 12th Standards
Without wind, the weather man wouldn't have much to talk about! Blow away your junior meteorologists with a creative demonstration of how wind works. The activity uses an empty soda bottle and compressible Styrofoam peanuts to illustrate...
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Can You Drink Through a 30 Foot Straw?

For Teachers 6th - 12th
Drinking straws are a pretty simple device ... or, are they? Explore the possibility of sipping a beverage 30 feet away with an engaging activity that's sure to keep pupils guessing. Just place a long piece of plastic tubing in a glass,...
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What's the Difference Between Blue Light and Red Light?

For Teachers 6th - 12th Standards
Finally, an electromagnetic spectrum lab that will get glowing reviews from your class! Explore the nature of light using red and blue LED sources and fantastic phosphorescent paper. Young scientists compare the effects of blue light...
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How Can I Turn a Solar Oven into a Refrigerator?

For Teachers 6th - 12th Standards
Whether you want to heat things up in science class or cool things down a bit, an intriguing lab's got you covered! Science scholars explore the principles of thermodynamics using a solar oven, then change the conditions to turn their...
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Can it Really Rain Fish and Frogs?

For Teachers 6th - 12th Standards
You've heard of it raining cats and dogs ... but what about fish and frogs? It turns out, one scenario is much more likely than the other! Intrepid weather investigators examine the curious behavior of waterspouts using a leaf blower,...
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Why Are Compact Fluorescent Bulbs More Efficient?

For Teachers 6th - 12th Standards
Compact fluorescent bulbs are the easiest way to increase energy efficiency around the house. But why? Science scholars compare CF bulbs with their incandescent counterparts using a simple test. A solar-powered toy illuminates the...
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How Can You Demonstrate the Different Efficiencies of Different Light Bulbs?

For Teachers 6th - 12th Standards
Need a bright idea for an engaging lab? Watch your class light up as they explore the difference in efficiency between incandescent and LED bulbs! The resource makes use of simple materials and encourages learners to infer what's...
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A Solid-Solid Reaction between Lead Nitrate and Potassium Iodide

For Teachers 6th - 11th Standards
Why is it so difficult to make two solid compounds react? Investigate the concepts of particle collisions and rate of reaction using a quick demonstration. The colorful experiment features two plain, white solids combining to form a...
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A Reversible Reaction of Hydrated Copper (II) Sulfate

For Teachers 6th - 12th Standards
How can removing water change the color of a substance? Lab partners remove the water of crystallization from hydrated copper (II) sulfate, record their observations, then rehydrate the solid. The resource is printable and contains ideas...
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A Giant Silver Mirror Experiment

For Teachers 6th - 12th Standards
Mirror, mirror, on the wall ... who's the best chemistry teacher of them all? You'll get the vote for certain after your class completes the Silver Mirror experiment! Partnered pupils use Tollen's reagent and glucose to silverplate a...
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A Cartesian Diver—Classic Chemistry Experiments

For Teachers 6th - 10th Standards
Sometimes the simplest experiments leave the biggest impression! Introduce young chemists to the Cartesian Diver by having them make one of their own. Use the Diver to further their study of liquids and gases, as well as compression.
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The Treatment of Oil Spills—Microscale Chemistry

For Teachers 6th - 12th Standards
When oil spills happen, how is the oil cleaned up? Pupils of polymer science discover an amazing substance that turns oil into a solid during a microscale experiment. Individuals observe oil or paraffin before and after addition of the...
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Some Reactions of Carbon Dioxide—Microscale Chemistry

For Teachers 6th - 12th Standards
Precipitation reactions are always interesting. How about one that forms a precipitate using a gas? Chemists of any age will enjoy this twist on a standard solubility lab. Partners observe the lack of interaction between sodium hydroxide...
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Mass Changes in Chemical Reactions—Microscale Chemistry

For Teachers 6th - 10th Standards
What better way is there to introduce conservation of mass than a few simple experiments? Young chemists conduct two chemical reactions, take the masses of reactants and products, then compare their results to determine differences in mass.
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Aspirin—The Wonder of Medicine

For Teachers 9th - Higher Ed Standards
What do aspirin and the willow tree have in common? Scholars of chemical synthesis engage in a fascinating reaction to make their own aspirin samples. The lab uses thin layer chromatography analysis, includes stoichiometric calculations,...
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A Microscale Acid-Base Titration

For Teachers 6th - 12th Standards
Watch as acids and bases put smiles on their faces. Young chemists learn the concept of acid-base titration firsthand in a microscale experiment. Working groups collaborate, titrate, then use their data to determine the concentration of...
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Investigating Temperature Changes on Evaporating Liquids—Microscale Chemistry

For Teachers 6th - 12th Standards
Is there more to evaporation than just less liquid? Show young scientists the energy transformation that occurs during a phase change through a series of simple experiments. Lab partners place drops of water, ethanol, and ethoxyethane on...
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Exothermic, Endothermic, and Chemical Change

For Teachers 9th - 12th Standards
Scientists can't observe bonds breaking or forming, so how do they distinguish between exothermic and endothermic reactions? Young scholars complete two experiments to do just that. They monitor temperature change and calculate the...
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The Energy Efficiency of Heating Water

For Teachers 9th - 12th Standards
Can a small change in laboratory procedures save energy? Scholars test three different methods for heating water in a science lab. Then, they calculate the energy efficiency for each and compare them to determine which uses the least...
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The Energy of Evaporation

For Teachers 9th - 12th Standards
Do all liquids evaporate at the same rate? Young scientists observe the evaporation rate of three different liquids. They measure the time, the temperature, and the change in energy. After comparing the chemical formulas, scholars...
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Exploring Energy

For Teachers 9th - 12th Standards
When asked to list everyday objects that require energy, most people list technology that use batteries or electricity. Through hands-on exploration, young scientists discover energy is much more than just circuitry. They play with...
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Phantom Limb

For Teachers 5th - 12th
A phantom of neuroscience may leave pupils perplexed as they engage in an experimental lesson that recreates a phantom limb scenario. After experiencing the phenomenon, they choose a scientific question to explore further.
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Combustion and Burning

For Teachers 9th - 12th Standards
On Earth, a candle flame points up, but on the International Space Station, it forms a sphere. Young scientists practice their skills by recording observations before, during, and after a candle burns. Chemical and physical changes...
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Would Your Cat Eat This Stuff?

For Teachers 9th - 12th Standards
Processed foods use inorganic compounds for flavoring and preservation. This take-home laboratory challenges scholars to find 20 different compounds identified on the labels of foods to list on their data collection sheet. The activity...
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Quantification of Escherichia coli Contamination in Water

For Students 9th - 12th
A comprehensive instructional activity teaches scholars about the contamination effects of water. By testing local water sources for contaminants, young scientists connect the concepts at a personal level.
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Tritration: Standardization of a Base and Analysis of Stomach Antacid Tablets

For Students 9th - 12th
Do antacid tablets really do what they claim? An experimental instructional activity attempts to answer this question. Individuals practice the process of titration during the first part of the experiment. They then use those skills to...
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An Experiment in Alchemy: Copper to Silver to Gold

For Students 9th - 12th
Use chemistry to change pennies into gold coins! The experimental procedure leads learners through the process of changing copper pennies to silver and then to gold. They record the mass of each coin through every step of the experiment.
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Pressure-Volume Relationships: Experiments with 140-mL Syringe

For Students 9th - 12th
Learners examine Boyle's Law by analyzing experimental results with a hands-on lesson that provides a set of four experiments that illustrate the relationship between pressure and volume of gases. Groups analyze results using...
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Botany: The Plant Dissection Lab

For Teachers 9th - 12th
Study everything about plants! The 12-part series of lessons continues with an examination of many aspects of plants. Components of the laboratory activity address the growth and structure of plants by evaluating familiar plants. The...
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Genetic Equilibrium: Human Diversity

For Teachers 9th - 12th Standards
Investigate the Hardy-Weinberg Principle to explain genetic equilibrium. The 10th lesson plan of a series of 12 is a laboratory exploration of genetic equilibrium. Your classes use a mixture of beans to model allele and genotype...
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Circulation and Respiration: Vital Signs

For Teachers 9th - 12th
What do your vital signs tell your doctor? An engaging hands-on lesson has your learners monitor their own lung capacity, blood pressure, and heart rate. They then connect the vital measures to the workings of the circulatory and...
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Vision Lab: The Eye

For Teachers 9th - 12th
Our bodies have some amazing capabilities, but there are some limitations. Explore the limitations of the human eye through the eighth lab activity in a series of 12 biology lessons. Individuals measure their own peripheral vision and...
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Cell Diffusion and Permeability: The See-Thru Egg Lab

For Teachers 9th - 12th Standards
Create a model to study a microscopic phenomenon. The seventh of 12 lessons uses an egg (without its shell) to represent a cell membrane. Using different solutions, learners explore the concept of cell diffusion. They monitor...
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Population Dynamics: The Predator-Prey Lab

For Teachers 9th - 12th Standards
Wolves eat better when the bunny population increases, but how long does that last? A series of 12 biology lessons uses the sixth installment to explore the predator-prey relationship between bunny and wolf populations. Young scientists...
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Photosynthesis: How Do Plants Get Energy?

For Teachers 9th - 12th Standards
Examine the mechanism of photosynthesis through different light scenarios. Pupils vary the amount and type of light exposure on plant leaves in the fifth lesson plan in a 12-part series. Through observation, they determine the rate of...
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DNA Structure: Gumdrop Modeling

For Teachers 9th - 12th Standards
DNA molecules hold the secrets that make us unique. The fourth of 12 lessons explores the structure of DNA by building candy models. After building the models, young scientists break their models to begin the process of DNA replication....
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Enzymes: The Spit Lab

For Students 9th - 12th
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
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Taxonomy: Who is in My family?

For Teachers 9th - 12th
Find similarities in seemingly unlike organisms. The second instructional activity in a series of 12 builds the concept of a taxonomy and explores the use of a dichotomous key. Learners begin in part one by attempting to group a set of...
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The Digestive System: Where Does Food Go?

For Teachers 9th - 12th Standards
Would you believe that your digestive system stretches to five times your height?! Help your pupils to understand this relationship as they work through the laboratory exercise. The first instructional activity of a 12-part series is a...
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Viscosity: The Fluid Lab

For Teachers 9th - 12th Standards
There's more to fluids than meet the eye—they include gases, liquids, and polymers, too! Scholars complete three hands-on activities exploring different properties of fluids. They explore viscosity by measuring the resistance, or...
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Conservation of Momentum: Marble Collisions

For Teachers 9th - 12th Standards
What happens to the momentum of an object when it strikes another object? Scholars roll a marble down a ramp so it collides with another marble. By measuring the speed of each marble before and after the collision, pupils answer this...
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Potential and Kinetic Energy: The Roller Coaster Lab

For Teachers 9th - 12th Standards
Ron Toomer, a famous roller coaster designer, suffered from motion sickness. Pupils design their own roller coasters, learning about potential and kinetic energy in the process. Labs focus on the importance of drop height, energy...
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Acoustics: The Sound Lab

For Teachers 9th - 12th Standards
If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels. Whole...
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Circuits Lab: Lightbulbs

For Teachers 9th - 12th Standards
Electrons flow from negative to positive, but the general consensus is that current flows from positive to negative. Scholars explore current through construction of circuits in both series and parallel. The focus is on voltage,...
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Batteries

For Students 9th - 12th
Young scientists study the construction of a battery through experimentation. They engage in five experiments which combine to create a thorough study of the history of batteries beginning with a model of the first battery.
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Empirical Formula of a Compound

For Students 9th - 12th
Because of the work of John Dalton, we are able to write formulas for compounds. The hands-on experiment has scholars prepare a compound from its elements. Using mass data, individuals write the empirical formula for the compound.
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Determination of the Volume of CO2 in Pop Rocks

For Students 9th - 12th
Where does the pop in pop rocks come from? An engaging activity asks scholars to measure the amount of carbon dioxide in a package of Pop Rocks candy. Learners dissolve the candy in water and use the solubility of CO2 to determine its mass.
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Don't Be Too Flaky

For Students 6th - 8th
Snow, ice, and water are all composed of H2O. Does that mean they all have the same volume? Discover the ways that the densities of these substances determine their volumes, and how they change based on their current states of matter....
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Chromatography Lab

For Teachers 7th - 9th Standards
Groups use alcohol and chromatography paper to separate the color components of black ink. The purpose of the activity is to allow the class to become aware that mixtures exist in hidden places. 
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Density Column Lab - Part 2

For Teachers 7th - 9th Standards
Groups suspend objects within layers of liquids to determine the densities of different liquids and compare them to the densities of objects calculated in Part 1. The groups then carefully test their calculations by layering the liquids...
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Density Column Lab - Part 1

For Teachers 7th - 9th Standards
Mass and density — aren't they the same thing? This activity has groups use balance beams and water displacement to measure several objects. The pupils use the measurements to calculate the density of the objects. 
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Water Remediation Lab

For Teachers 7th - 9th Standards
Water filtration — that's pure genius! Groups test the ability of a water filter to purify water by running chlorine contaminated water through a filter and measuring the chlorine concentrations as they filter the water. They then graph...
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Taking a Closer Look at Objects

For Students 4th - 8th
Take a close look at the world around you with an activity that magnifies everyday objects. Five explorations examine items under intense magnification and pose a series of questions that encourage critical thinking and following...
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The Effects of Environmental Conditions on Aquatic Organisms

For Teachers 8th - 12th Standards
What kind of experiment can your class do to how observe the environment effects on organisms? Groups design and conduct lab experiments to learn about the effects of the environment on aquatic organisms. Based upon knowledge gained from...
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Microorganisms in Pond Water

For Teachers 8th - 12th Standards
That is living in the water? Groups of two to three view pond water with microscopes in order to find microorganisms. They draw pictures of the ones they find in their slides.  The groups compare their drawings to pictures of common pond...
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Weathering Lab

For Students 7th - 10th Standards
Assist your middle school class with one of the most inclusive weathering and erosion labs available. Individuals use sugar cubes and alka-seltzer to demonstrate the process of physical and chemical weathering. They sketch results...
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Weathering, Erosion, and Landforms—Student Activities

For Teachers 7th - 12th
Tired of your learners taking you for granite? Use a unit that offers multiple hands-on weathering and erosion labs and interactive activities. Some of the exciting lessons include planning a tour of Australia, using ice to break glass,...
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Chalk Chromatography

For Teachers 9th - 12th Standards
Your chemistry class is sure to love this experiment on column chromatography, as demonstrated with chalk sticks and felt tip markers. Pupils use sidewalk chalk (another inexpensive form of chalk stick) to demonstrate adsorption and the...
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An Experiment in Alchemy: Copper to Silver to Gold

For Teachers 9th - 12th Standards
How exciting would it be for your chemistry class to produce their own "gold"? This experiment allows pupils to witness the chemical reaction of copper pennies as they react with zinc and sodium hydroxide to produce "gold" tokens. It is...
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The Case of the Wacky Water Cycle

For Teachers 3rd - 8th Standards
Join the tree house detectives in learning about the processes of the water cycle, water conservation, water treatment, and water as a limited resource.
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Homeostasis Lab

For Students 7th - 12th Standards
Get young biologists' hearts pumping with this invigorating experiment on homeostasis. Working in small groups, one student performs jumping jacks for eight minutes while the other group members regularly record the person's vital signs,...
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Artificial Selection

For Teachers 9th - 12th Standards
Give young biologists a firsthand look at the process of evolution with this engaging student-centered science investigation. Taking advantage of the rapid life cycle of the Wisconsin Fast Plant, this experiment involves students growing...
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Frog Dissection

For Teachers 7th - 12th Standards
Hop into exploration of a frog's anatomy with this collection of dissection resources. With the help of the included virtual dissection website, worksheets, and printable diagrams, students will have no problem navigating their way...
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Monster Genetics Lab

For Students 6th - 10th Standards
Harness young scientists' knowledge of genetics with an engaging science activity. Students start by flipping a coin to determine the genotypes and phenotypes of two parent monsters, before using Punnett squares to determine the...