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

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

Making your own glass cleaner is easy, effective and inexpensive!

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

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

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.

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

This science fair project idea produces varying pitches of sound.

Got a young scientist at home? Try this project with him!Create your own molecule design with this home-made clay recipe and some toothpicks!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

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.

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

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

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!

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

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

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

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

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.