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

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

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.

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.

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!

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Try this experiment to give your curious kid a more "solid" understanding of how temperature affects the states of matter.

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.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

In this activity, young learners will make a balance using a plastic hanger and weigh a variety of small objects using candy corn.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

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

Looking for a way to help your teen explore the fun side of physics? How about a round of Saturday morning cartoons?

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

The purpose of this science fair project is to build a basic radio.

For this activity your child will use the ready made glycerin base to create elegant rose petal hand soaps.

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

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.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

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!

Learn how matter transmits sound with a simple, hands-on experiment using sand, water and air.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

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 wonders of colorful chemistry with this simple food coloring project.