This science fair experiment examines the relationship between gender, age, and smiling.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

This project uses toy cars to determine how friction and gravity affect cars and braking.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Explore the relationship between personality traits and birth order effects.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

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

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.

The project researches how lubricants affect the mechanical advantage of a pulley.

In this project, a mnemonic is used to test how it increases memory.

This science project examines the thermal properties of several major greenhouse gases.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

This science fair project idea determines if material and tensile strength of different types of skateboard wheels affects the velocity of the skateboarder.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

The goal of this science fair project was to evaluate the ElectroMagnetic Field produced by Radio Frequency Identification transmitters.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

This project compares the strength of one, two, and three-ply toilet paper.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

Investigate the different ways in which objects and organisms can be classified, create your own. then have volunteers classify using their own systems.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

This project concerns activity happening millions of miles away, on the sun.