Royal Society of Chemistry
Electrolysis Using a Microscale Hoffman Apparatus—Microscale Chemistry
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...
Baylor College
How Much Water Do Humans Need?
Physical or life science learners measure the amounts of water eliminated by intestines and the urinary system, and the amounts lost via respiration and perspiration. In doing so, they discover that the body's water must be replenished...
Curated OER
Antibiotic Resistance
Middle schoolers using the scientific method, study bacteria as a covering surface of the earth in many forms. They discover that not all bacteria is bad and introduce the topic of antibiotic resistance. Science Fair expectations are...
Consortium for Ocean Science Exploration and Engagement (COSEE)
Ocean Acidification: Whats and Hows
Open this lesson by demonstrating the production of acidic carbon dioxide gas by activated yeast. Emerging ecologists then experiment with seashells to discover the effect of ocean acidification on shelled marine organisms. They measure...
Curated OER
Twinkle, Twinkle, Little Star Lab
For this space science worksheet, 7th graders use the star circles given but the teacher to complete 14 short answer questions. They plot the stars on the graph.
Teach Engineering
Earthquakes Living Lab: The Theory of Plate Tectonics
Find out if your class agrees with Ice Age: Continental Drift ... or if it's just a fun family movie! Class members research the theory of continental drift, examine evidence of plate tectonics, connect this information to engineering,...
Teach Engineering
Cell Membrane Experimental Design
Grandma said to gargle with salt water for a sore throat. Was she right? In the last part of the seven-part unit, lab groups design an experiment to test a cells reaction to salt solutions. The pupils conduct their experiment to answer...
Teach Engineering
Earthquakes Living Lab: Geology and the 1906 San Francisco Earthquake
We can learn from the past to protect the future. Pairs look at two historical earthquakes: San Francisco, Calif., and Kobe, Japan. Pupils compare the two earthquakes and their impacts, then determine how engineers may use the...
Teach Engineering
Earthquakes Living Lab: Designing for Disaster
Build and design to rock and roll. Pairs research building design in earthquake areas and use computer simulations to see the effects of earthquakes on buildings,. They then sketch and explain a building design that would withstand a...
Curated OER
Refraction B2—When is Light Reflected Internally?
Physics is phun in this lesson. Young physicists use a lightbox to test how and where light is refracted and reflected as it travels through transparent materials. Angles of incidence and refraction, sine of both angles, and the ratio...
Beauty and Joy of Computing
Three Key List Operations
Develop an understanding of the Map, Keep, and Combine operations. The lab leads the class through the exploration of three list operations. Each task contains a self-check to measure scholars' understanding of the operation in the task.
Curated OER
Lab Experiments in Nutrition Activity
Which vitamins should be ingested daily for maximum nutrition? Learners with ispecial needs or those who are pregnant focused on television and magazines advertisements that are used to sell food products. They conduct experiments and...
American Chemical Society
Neutralizing Acids and Bases
Now that your science class has experimented with pH indicator and identified acids and bases, they attempt to get the cabbage juice indicator back to its original color. This is done through neutralization of the acids and bases that...
Royal Society of Chemistry
Investigating Temperature Changes on Evaporating Liquids—Microscale Chemistry
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...
Science Matters
Photosynthesis-Cellular Respiration Cycle
The balance of nature can be a wondrous thing! With the 19th activity of the 21-part series on systems, learners explore the cycle of photosynthesis and cellular respiration using a lab-based activity. Groups set up different test tubes...
Curated OER
AP Biology Lab Review
A seventy-two slide PowerPoint that reviews several lab explorations done in an AP Biology course. For each lab there is a description, concepts, and conclusions. Many pictures and graphics make this visually appealing, but it would not...
Center Science Education
Looking Into Surface Albedo
How does the color of a surface affect the heating of the earth? Middle school science classes experiment with color and surface albedo to determine the relationship. The website has tabs for an overview, teacher's instructions,...
Curated OER
Soil Testing
Earth science learners experiment with the water-holding properties of sand, pebbles, and clay. They apply their findings to the building of a well. This activity is engaging and tactile, and it demonstrates the importance of considering...
Curated OER
X-ray Spectroscopy and the Chemistry of Supernova Remnants
This link takes you to a comprehensive unit that delves into emission spectra and supernovas. There are four parts: How and where elements are created, electromagnetic radiation, spectroscopy, and the newest technology for studying our...
PricewaterhouseCoopers
Conservation: Water
Here is a fantastic experiment-based lesson plan on water conservation, waste, and filtration. The lesson plan is well-developed and provides background information, discussion leads, and six scripted lab activities anyone can do. The...
Teach Engineering
Earthquakes Living Lab: Locating Earthquakes
There are patterns in nearly everything — even earthquakes. Pairs research current earthquakes to see if there are any patterns. They determine the mean, median, and mode of the earthquake data, along with the maximum and minimum. Using...
LABScI
Taxonomy: Who is in My family?
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...
Teach Engineering
Density Column Lab - Part 2
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...
Carnegie Mellon University
Introduction to Climate
Begin a full lesson on climate change by demonstrating how carbon dioxide gas contributes to increased temperatures. Be aware that pressure inside the antacid-containing bottle in Activity 2 may cause the lid to fly off; keep viewers at...