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

This science project examines the history of earthquakes and what we can do to prevent future disasters.

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!

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.

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

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

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

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

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

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Sink or swim? Calculate the density of various fruits and vegetables using water and a kitchen scale.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

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

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

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

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

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!

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

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!