Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Start your toy engines -- this is going to be a fast and friction-filled race!

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Is it a square or a circle? See if you can trick your friends with this zany science project!

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Children will learn why and how to compost as they help with the process of filling their compost, turning it, and observing the changes that occur.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

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

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.