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

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

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

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

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

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

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

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

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

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

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

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

I scream, you scream, we all scream for homemade spearmint ice cream!

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

Why are some pennies shiny and others dark and dull? Find out with this cleaning copper coins experiment, which transforms dark pennies to bright ones.

Help your kindergarten or first grade child use his creativity to make a beautiful magnetic patterned structure while discovering the wonders of magnets.

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

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