This science experiment tests if dog saliva can really help heal wounds.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

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!

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

This science fair project idea provides evidence that air is everywhere and takes up space.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project idea identifies trees using a dichotomous key.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this design challenge, your child will make a bottle rocket using typical household items.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

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

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This science fair project idea examines the reason boats are shaped and engineered.

In this activity, children will work on their mathematics and engineering skills as they attempt to recreate the Eiffel Tower out of building blocks!

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

Learn whether writing things down really makes things easier to remember.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Learn how to make a ping pong ball anemometerâa device used to measure wind speedâin this free science fair project idea.