In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

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.

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.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.