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.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

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

Here's an investigative activity in which your child will discover real-world names and uses for sugar and find out how it is hidden in many different foods.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Set your teen on the beat in a real world "crime scene" investigation. Can he tell whose fingerprints are on a drinking glass?

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

Teach your child some scientific basics as you explore the densities of various liquids in this fun experiment.

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

An home science experiment for older students that teaches about the science behind heat.

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

This science fair project idea studies how talking on a cell phone affect driving?

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

This science fair project idea produces varying pitches of sound.

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

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

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

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

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

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

Hone your child's skills of observation and take a look at forensic science for an interesting afternoon of exploration and detective work!

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

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

This science fair project idea demonstrates sonar mapping of the ocean floor.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

Take to the air with science by experimenting with helicopter seeds right in your own backyard!