Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

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