A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Introduce your child to science with something they see everyday--their shadow!

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Looking for an enjoyable evening activity you can do with your kids? Study the stars: help them learn about constellations by making one of their own.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Blanket forts are a kid classic! Let your child create a âfortress of solitudeâ on his own for reading, telling scary stories or for cozy cocooning.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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