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An hour glass, also known as a sand clock, keeps time. In this activity, your child will make her own sand clock and measure the time it keeps.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

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

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!

This science fair project idea produces varying pitches of sound.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

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.

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

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

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

How powerful is the reaction between baking soda and vinegar? Find out here!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

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

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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

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

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Show your child how and why the microwave works, while demonstrating just how strangely foods can behave while inside the crazy cooker.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

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.

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

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.