How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.