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.

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.

This classic children's game demonstrates how sound travels through air vs. through a solid.

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

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

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!

Explore the scientific concept of capacity by seeing how many pennies you boat can hold before it sinks!

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

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

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

Learn with makes water molecules work with this fun and easy science activity!

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.