This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Discover whether cold or hot water from the faucet will boil faster on the stove.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

What is it about a Slinky that causes it to walk down the steps? This simple experiment is a perfect illustration of both gravity and momentum.

What happens when colored beams of light mix? You might be surprised.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

This science fair project idea investigates the difference in reaction times between boys and girls.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

With a clear bottle and a few plastic straws, you can easily make a hummingbird feeder and demonstrate the effects of atmospheric pressure at the same time!

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

This experiment will evaluate if chewing gum affects students' test performance.

Have your child kick off their summer vacation by making a miniature water slide!

Determine whether butterflies like to drink sugar water, salt water, or plain water.

In this project combining nature, art, math, and science, children make rubbings of leaves then observe shapes and structures and sort the leaf images.