When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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

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 project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This science fair project idea investigates which objects float and sink in honey, water, and oil.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Engineers in training can get started with this simple wheel-and-axle construction activity.

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

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

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.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

This science fair project idea explores whether talking to a plant will help it grow.