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!

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

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.

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

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.

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

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

Introduce your child to the amazing, almost magical phenomenon of static electricity!

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.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

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

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

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

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!

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.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

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

This science fair project idea produces varying pitches of sound.

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

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