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

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Make a backbone model to explore human anatomy and life science.

Does electricity move better through thick wires or thin ones? kids will conduct this classic electricity experiment for this science fair project.

This project explores what happens to a rubber band when it is heated and cooled.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

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

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

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

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

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

If you hold a fire up to a balloon, it pops instantly. What if you could prevent this from happening? In this project, we do just that.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Explore convex and concave objects and how they reflect light.

Science fair project that determines how we can change potential energy into kinetic energy.

In this experiment we use Scotch Guard to make sand that resists water.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

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

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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.

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

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.

Find out if most people can distinguish the difference between tones on different instruments.

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

Discover how and which salt melts ice the quickest.

Study structure of the lens found in the human eye and determine whether it is concave or convex. Prepare a ray diagram, formulate hypothesis.