In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Is our water polluted? Help your young scientist understand the importance of taking care of the environment with this simple experiment.

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.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.