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

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

This science fair project idea determines what household items are good conductors of electricity.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

This science fair project idea identifies trees using a dichotomous key.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This science fair project idea demonstrates that plants give off water.

In this project, the affect of acid rain is simulated by the acid, vinegar.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

The project determines which type of birds prefer which type of birdseed.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

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

Find out which kind of bubble wrap fares best when put in impact.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

How powerful is the reaction between baking soda and vinegar? Find out here!

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

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!