This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Here's a pressed leaf card project that puts science and writing together for your second grader.

Learn how to make a weathervane with this fun and simple meteorology project for fourth graders.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Check out this free high school science fair project to explore the physics of the Coriolis effect with a homemade Foucault Pendulum.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

Here's an easy experiment that lets your first grader practice the scientific method, while watching a caterpillar eat.

This experiment will examine and precisely measure the amount of sugar in various sodas.

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

In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

This kinesthetic learning activity will help your fourth grader get a firm grasp on the immensity of the solar system.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

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

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.