What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

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.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.