With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

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

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.

Find out whether a longer airplane will fly farther or a wider paper airplane.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

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

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

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.