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.

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

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

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.

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

This science fair project idea produces sounds by creating vibrations using different objects.

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

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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