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

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

This science fair project idea explores whether talking to a plant will help it grow.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Give your budding young observers a chance to discover simple machines at use in their own home.

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

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

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!

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

This science fair project idea produces varying pitches of sound.

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

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.

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

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

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

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.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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.

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

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

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.

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.