To Measure the Refraction of Light Through Liquids Using Crystals

Construct batteries that make electricity from fruits with this fun science fair project.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.