In this science fair project, students make their own rain gauge to measure rainfall.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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

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

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