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

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

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.

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.

This science fair project idea produces varying pitches of sound.

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

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

Show your child that the simplest ingredients (salt and water) can be used to illustrate the concept of density!

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.

If your science savy third grader is up for a challenge, let her bend light with a casserole dish!

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

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

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

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

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.

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

This science fair project idea produces sounds by creating vibrations using different objects.

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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.

Your child will do a fun science experiment using soap and pepper flakes to help understand the concepts of water molecules and the surface tension of water.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.