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.

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

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

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.

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.

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

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

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

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

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!

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

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

An home science experiment for older students that teaches about the science behind heat.

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

Here's a fun science experiment that's refreshingly tasty too! Turn regular water into a tasty treat perfect for consuming on a hot day.

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.