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In this science fair project, young children discover what happens when two fluids that have different densities get together.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

This science fair project teaches students the differences between fruits and vegetables.

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

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.

This science fair project will help students learn about non-vascular plants, such as mosses.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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.

This project determines what category of person is most likely to be ticklish.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

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

Learn all about balance and motion as your child designs a corn maze!

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.