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

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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.