This project compares the strength of one, two, and three-ply toilet paper.

This science project lets students explore the number of spots on a ladybird and how to treat ladybugs with respect.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea explores whether talking to a plant will help it grow.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

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

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

In this project, waves of vibrations are experimented with using water in glasses.

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Do hand soaps and sanitizers prevent the growth of bread mold? If so, why? Kids will find out with this fun and informative science fair project idea.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

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.