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Science Fair Project Ideas

Find the engineering and behavioral/health science, science fair project ideas you're looking for. Many different science fair projects are available for you to browse through and get ideas for your own science fair project.

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This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.
Bridge Project
Engineering
Elementary School
In this free science fair project idea, we learn about how the Greek mathematician Eratosthenes determined the size and shape of the earth with geometry.
Ancient Techniques of Determining Earth's Size and Shape
Engineering
Middle School
This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.
Visual and Auditory Learning Modes: Which is Better and for Whom?
Behavioral/Health Science
High School
This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.
Does Practice Make Perfect?
Behavioral/Health Science
Sports
This project examines the phenomenon of using a mirror to trick a person's brain into experiencing sensations in body parts not actually affected.
Using Mirrors to Create Phantom Sensations
Health and Medicine
Psychology and Sociology
This experiment will evaluate how texting and talking on cell phones influence reaction time.
Texting Versus Talking: The Effects of Cell Phones on Reaction Time
Behavioral/Health Science
High School
This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.
Font and the Impact of the Written Word
Behavioral/Health Science
Middle School
In this free science fair project idea, we wind a rubber band in a machine, and watch it transform potential energy into kinetic energy.
Spool-Racer: How Can a Rubber Band Transform (Change From one Form to Another) Energy?
Engineering
Elementary School
This experiment evaluates if personality affects the type of movies that people prefer.
How Does Personality Influence Movie Preference?
Behavioral/Health Science
High School
In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.
Ripening Avocados
Food
Second Grade
This project investigates whether chewing gum can help a majority of people with focus and concentration.
Does Chewing Gum Help You Concentrate?
Behavioral/Health Science
Psychology and Sociology
The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.
Seeing Different Images in Optical Illusions! Is It a Boy or Girl Thing?
Psychology and Sociology
Middle School
In this free science fair project idea, we make a compound microscope by putting together two magnifying lens.
Doubles: How do Objects Look Through a Compound Microscope?
Engineering
Elementary School
Dandelions are often used for medicinal purposes around the world. This project tests whether dandelion roots are as effective in treating bacteria as an antibiotic.
Are Dandelions as Effective as Commonly Prescribed Antibiotics Against Bacteria?
Health and Medicine
Middle School
Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.
Energy Efficient Windows
Engineering
Fifth Grade

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