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.

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

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

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.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

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.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

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

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

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

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

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.

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

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

What happens when colored beams of light mix? You might be surprised.

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

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

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

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

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

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.