In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea produces sounds by creating vibrations using different objects.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

In this fun activity, your child will create their very own solar oven to bake s'mores!