In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.

Young physicists learn about apparent weightlessnessâthat weird sensation you sometimes feel in elevators, turbulent airplanes, and roller coasters.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.

Slime: It's oozy, it's goopy, and it's just plain fun! Learn how to make slime with this fun science fair project.

This science fair project idea explores whether the color of surroundings affects human mood.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

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

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This project compares different liquids and the freezing, melting and boiling points of liquids.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!

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

Learn about the growing app design field by designing a new or improved app for smartphones.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair project idea investigates the hardness property of minerals.

Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.

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?