This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!