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

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

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.

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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.

Take advantage of the fact that ink and water don't mix and introduce your kid to suminagashi, a Japanese form of art.

Here is a quick experiment you can conduct at the playground to introduce or reinforce the concept of Newton's First Law, The Law of Inertia.

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

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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?

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Conduct a simple science experiment to see if flowers from your garden pass the acid-base indicator test with this exciting chemistry activity.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Wondering how we know that air is there? Here's a quick and easy experiment that proves that air may be thin, but it's not too wimpy to block your shot!

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

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

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

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

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

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

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!

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

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.

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!

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.

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

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