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

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

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

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

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

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

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.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

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.

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

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.

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

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!

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

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?

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

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!

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

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

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.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.