How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Have your child try this classic experiment that demonstrates circular motion using a bucket and rope. Be careful, you might get soaked!

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 activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

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

Experiment with magnetism in this 8th grade science activity in which your child will create a working compass using a steel needle, magnet, and jar.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.

Find out whether matching resonant frequencies can cause objects to shatter.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

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

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

In this science fair project, young children discover what happens when two fluids that have different densities get together.

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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

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

Discover the force of water! This article provides step-by-step instructions for creating your own science experiment.

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

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

What's the difference between centripetal and centrifugal force? Students find out by seeing both in action as they conduct this experiment.