Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

This science fair project collects information on the Internet about yourself and others.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

This science fair project idea determines the probability of a coin landing heads or tails.

This science research project challenges students to think of more effective lobster farming methods.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.

How do organic materials become soil? This science experiment measures what materials biodegrade.

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

This science project allows students to study the psychology of happiness.

This science fair project idea investigates the relationship between memory and age.

Do you hate to waste energy? In this experiment, you will design a machine that is powered by the process known as energy transformation.

This experiment evaluates whether there is a relationship between grade point average (GPA) and dating status.

Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

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.

This experiment investigates if stress alters body temperature.

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

Design and build a balloon rocket from an existing design. Think of the ways in which existing designs can be improved, new practical applications

This science project challenges high school students to study the linguistic evolution of text messaging.

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

Explore the relationship between personality traits and birth order effects.

This project explores differences in people's reactions to images in color and images in black and white.

This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

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