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 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.

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

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

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.

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

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

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

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

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.

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

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

This science fair project idea experiments with spinning color wheels and optical illusions.

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

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

This science fair project idea explores whether talking to a plant will help it grow.

How powerful is the reaction between baking soda and vinegar? Find out here!

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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.

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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!

Here's an interesting activity that will enable your child to make his own magnifier out of a drop of water

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.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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.