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

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

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.

Show your child how to construct a homemade thermometer. It's hands-on fun and a great way to learn about this important instrument!

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