This science fair project idea produces varying pitches of sound.

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

An home science experiment for older students that teaches about the science behind heat.

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

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

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

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

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.

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

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

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

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

This science fair project idea experiments with spinning color wheels and optical illusions.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

In this fun activity, your child will create their very own solar oven to bake s'mores!