Teach your child about using pumps to move water in this simple and educational preschool science activity!

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

What happens when colored beams of light mix? You might be surprised.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.