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

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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