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!

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.

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.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

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.

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

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.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

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.

This activity is a great introduction to polymer chemistry. It might seem complicated, but all you'll need is the material found inside of a baby's diaper!

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.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

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!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.