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

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!

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.

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

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.

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

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.

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!

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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!