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This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

How Solar Energy Heats Liquids of Different Colors

This science fair project idea explores the different properties & interactions of sugar molecules.

Sugar Crystallization

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

Does Storage Temperature Affect Orange Juice's Acidity?

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Rate of Evaporation

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Heat from Light Bulbs

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

Snow to Liquid Ratio

In this cool project, create a lighted, scale model of the different layers of the Sun, including the core, radiation and convection zones, and photosphere.

3-D Model of the Sun

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Which Food Will Mold the Fastest?

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

Candy Science Experiments: Toffee!

This science fair project idea investigates how color affects temperature.

Color And Temperature

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

Compost Ingredients

Discover how and which salt melts ice the quickest.

Salt Melting Ice

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Specific Heat of Water vs. Specific Heat of Sand

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

Salinity and Hatching Brine Shrimp Eggs

Use this lesson to help your ELs quickly find information on a specific topic by looking for a noun and its pronouns in a nonfiction text. It can be a stand-alone lesson or used as support for the lesson Ecosystems Explained.

Information from Multiple Sources

This lesson combines students' knowledge of US geography and their creative writing skills in one fun activity!

Switching U.S. States

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Albedo

Check out this sweet recipe idea perfect for celebrating Dia de los Muertos.

Calaveras Mini-Cakes

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Soda Explosion

Examine which metal conducts more heat by boiling water in 3 pans made of aluminum, copper, and stainless steel.

Heat Conduction

Teach children how to upcycle dried-out markers with this homemade paint-making activity!

Reuse Markers to Create Liquid Watercolors

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

Temperature, Air Humidity and Static Electricity

Discover whether cold or hot water from the faucet will boil faster on the stove.

Does Hot Water Boil Faster Than Cold?

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Foam It! Cause a Chemical Reaction

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

How to Measure Viscosity of Liquids

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How Does Salinity and Temperature Affect the Density of Water?

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

Does Mint Actually Cool Things Down?

Chlorine and chloramine are added to our tap water to kill harmful microorganisms. What is the best way to filter these disinfectants in your drinking water?

Water Purification Experiment: Removing Chlorine From Water

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

The Role of Fat in Food

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Arctic Tundra Animals

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