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Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Engineers in training can get started with this simple wheel-and-axle construction activity.

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

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.

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.

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

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

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

Illustrate the idea of light refraction with this exciting and mystifying experiment.

Experiment with the wonders of pressure and condensation by crushing a soda can with nothing but air and water!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance 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.

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

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

.Have you ever had problems with your wifi signal strength? In this experiment you will learn about how wireless signals pass through the air and solid objects.

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This science fair project idea produces varying pitches of sound.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

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

Turn the common pastime of constructing paper airplanes into a lesson on the physics of aerodynamics and flight with this fun science activity.

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