In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

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

Learners hypothesize about and experiment with soil erosion in this hands-on activity.

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea explores the different properties & interactions of sugar molecules.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Have your child kick off their summer vacation by making a miniature water slide!