Start thinking about how the internet works by assembling an Ethernet cable of your own!

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Teach your first grade scientist the difference between liquids and solids using maple syrup.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

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!

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.