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This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Water can go from solid to liquid to gas...but how does popcorn go from kernel to snack? Invite your first grade scientist to find out.

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

Make your own helicopter using a paper clip and a sheet of paper. Hold the spinner up in the air, let it go, and watch it spin gracefully to the ground.

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

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

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!

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

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

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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!

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

Does your child know that salt water conducts electricity? This simple experiment will show how salt water acts as a conductor to electrical currents.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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.

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