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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

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.

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

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