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48 reviewed resources

Lesson Planet

Heat Transfer and Cooling

For Teachers 6th - 8th Standards
Astronauts train underwater to simulate the change in gravity. An out-of-this-world unit includes three hands-on activities, one teacher demonstration, and a discussion related to some of the challenges astronauts face. Scholars apply...
2 In 2 Collections
Lesson Planet

Global Warming: Facts and Our Future

For Teachers 7th - 12th Standards
According to the United Nations, climate change affects every country on the planet. This research project encourages scholars to explore the factors that affect climate change from different perspectives: climate scientist, policy...
Lesson Planet

Can Gases Dissolve in Water?

For Teachers 6th - 8th Standards
Why does soda fizz when opened? Learners discuss the appearance of bubbles in soda bottles when opened. In groups, they design and complete an experiment comparing the amount of carbon dioxide dissolving in cold versus hot liquids.  
Lesson Planet

Density: Sink and Float for Liquids

For Students 6th - 8th Standards
We don't think of liquids as floating typically, but a quick look at any oil spill tells a different story. Lesson explores various densities of liquids and why this fact is important. After observing the density variation, scholars...
Lesson Planet

Density: Sink and Float for Solids

For Teachers 6th - 8th Standards
Steal cubes sink, but steal ships float. Lesson explores the density of solids as well as the density of water in determining what will sink and what will float. A hands-on group activity helps pupils see that weight and volume are two...
Lesson Planet

Density of Water

For Students 6th - 8th Standards
We know solids have a density we can measure, but what about liquids? Lesson explores this concept and allows scholars to explore the relationship between volume and density. Graphing and analysis questions round out the activity. 
Lesson Planet

Finding Volume: The Water Displacement Method

For Teachers 6th - 8th Standards
We have formulas for finding the volume of geometric shapes, but what if the shape is irregular? Lesson describes how to find volume through water displacement. After a demonstration, scholars practice in small groups. Then analysis...
Lesson Planet

What is Density?

For Teachers 6th - 8th Standards
Density: the reason a giant pumpkin will float, but a tiny cranberry won't. Lesson begins with a demonstration of two of the same-sized cubes having different densities. Then pupils take eight cubes, each of the same size, and have to...
Lesson Planet

Temperature Changes in Dissolving

For Students 6th - 8th Standards
Alia-Seltzer tablets cause a very obvious chemical change, but do they also cause a temperature change? Each class member explores hot/cold packs, discussing how these temperature changes occur. Groups then design and carry out their own...
Lesson Planet

Why Does Water Dissolve Salt?

For Teachers 6th - 8th Standards
Individuals explore solubility by modeling how water dissolves salts. They then view a video and compare how well water and alcohol dissolve salts, relating their comparisons to the structure of each molecule. 
Lesson Planet

Surface Tension

For Teachers 6th - 8th Standards
A drop of dew holds a sphere shape even when sitting on a seat thanks to the surface tension of water. Learners observe the phenomena of surface tension in water. Through demonstrations, hands-on activities, and discussions they explore...
Lesson Planet

Can Liquids Dissolve in Water?

For Teachers 6th - 8th Standards
How does food coloring work? Classes watch a demonstration showing liquids dissolving in liquids. In groups, they then explore the ability of other liquids to dissolve in water (alcohol, mineral oil, and corn syrup) by setting up and...
Lesson Planet

Why Does Water Dissolve Sugar?

For Teachers 6th - 8th Standards
Did you know that if you wait long enough, the M on the outside of an M and M will float to the surface when submerged in water? Learners observe the sugar coating of an M and M while it is dissolving in water. They explain how this...
Lesson Planet

Water is a Polar Molecule

For Teachers 6th - 8th Standards
A water strider is a bug that taps into the attraction between the positive and negative ends of water, allowing the bug to walk on water. Learners view short videos showing polar characteristics of water. Pairs then discuss what polar...
Lesson Planet

Next Generation Science Standards

For Students K - 12th Standards
Are you having trouble deciphering the Next Generation Science Standards on the website, or just trying to find the standards for your grade in a quick-and-easy format? If so, here is a free and easy-to-navigate app made with you in mind.
Lesson Planet

CK-12 Earth Science Concepts for Middle School

For Students 6th - 8th Standards
Explore a variety of science concepts in an interactive textbook created for middle school scholars. A lengthy table of contents takes readers to pages comprised of a subject overview, outline, and summary. Follow links further to find...
4:51
Lesson Planet

What Makes Neon Signs Glow? A 360° Animation

For Students 6th - 12th Standards
Why are neon signs so bright and colorful? Scholars discover how artists create neon signs and find out that neon is not the only gas they use in their production. Next, they explore the history of neon signs and how their development...
Lesson Planet

By All Indications

For Teachers 6th - 8th Standards
How do people determine if something is acidic or basic? Learners make their own acid-base indicators using red cabbage and then determine the acidity and alkalinity of different substances. First, they test substances of known pH and...
1 In 1 Collection 4:20
Lesson Planet

STEMonstrations: Spacewalk Part 1: Safety and Training

For Teachers 6th - 8th Standards
What does it take to protect astronauts from the elements? Budding scientists watch an installment from the STEM on Station series to learn about the training procedures astronauts complete to prepare for space walks. The accompanying...
Lesson Planet

Lactose Intolerance: Fact or Fiction

For Teachers 7th - 12th Standards
Around the world, about 2/3 of adult humans are lactose intolerant. Scholars work in small groups to discuss a few statements about lactose intolerance. Then, they watch a video on the topic and readdress each statement. Whole-class...
Lesson Planet

Materials Lab

For Students 6th - 12th Standards
Why is wood good for building houses, but not the best choice for high-rise apartments? Future materials scientists put building materials to the test using a hands-on interactive. Pupils pull and push on substances such as reinforced...
Lesson Planet

Detecting Rise in Body Temperature in Human and Animals and its Effects on Health

For Teachers 6th - 8th Standards
Beat the heat using sensors. Scholars research normal body temperatures for humans and a specific animal. In groups, they create sensors that monitor body temperature, as well as the weather. The goal is to reduce the occurrence of heat...
Lesson Planet

Rules of the Mogwai

For Teachers 5th - 12th Standards
When you don't follow the rules, bad things can happen! Kick off your next lab safety lesson using a resource from the K20 series. Pupils partner up to decipher MSDS for common lab chemicals, brainstorm common safety rules and their...
Lesson Planet

Molecules to the Max!—Educators Resource Guide

For Teachers 5th - 8th Standards
From molecules to nanotubes, an engaging unit explores the world of tiny science. Fifteen hands-on experiments and lessons engage young scientists as they learn chemistry. Discussions, worksheets, and data analysis reinforce the concepts...