Science fair project that designs a video game that requires players to use relevant skills.

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Determine which video game elevates the heart rate best and burns the most calories.

This science fair project determines whether most people will notice that a game of chance is very slightly rigged.

Learn about emulsification and bile's roles in digestion, and investigate how the digestive enzyme lipase breaks down lipids.

This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

This classic children's game demonstrates how sound travels through air vs. through a solid.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

This science fair project determines which type of physical activity most improves memory.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

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

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Is exercise a cellular activity? Check out this fun science fair project idea to compare the carbon dioxide production before and after exercise.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

This science fair project idea studies how talking on a cell phone affect driving?

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

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

This science fair project idea teaches what wildlife rehabilitators do and about the process of wildlife rehabilitation.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

This experiment observes inattentional blindness and investigates whether certain age groups or genders are more likely to demonstrate this phenomenon.

This science fair project idea compares the cuteness reaction between genders.