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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.