Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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.

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

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

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!

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

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

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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.

When you see those sunscreen "protection levels," what does that really mean? Try this experiment to find out.

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.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

Teach your child about using pumps to move water in this simple and educational preschool science activity!

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

Here's a fun at-home activity that will help your child strengthen math skills using high and low temperature data, and become a master temperature tracker!

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

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

This is a fun way to introduce kids to the concept of volume, and give them a quick hands-on activity to boot.

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

Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This science fair project idea produces varying pitches of sound.

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!

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.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.