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

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

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

Here is a nifty science experiment using Epsom salts to make "frost" appear on a piece of glass.

This surprisingly good glue recipe comes from common kitchen items.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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!

Your 1st grade scientist will improve her observation skills as she's encouraged to eat healthy by comparing the dry and fresh fruit in this experiment.

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.

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

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.

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 do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!