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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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Showing 1 to 15 of 181
Are there really specific taste areas of the tongue for sweet, salty, bitter, sour, and umami? Find out for yourself in this cool science project.
Food
Fourth Grade
This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.
Behavioral/Health Science
High School
This project investigates whether chewing gum can help a majority of people with focus and concentration.
Behavioral/Health Science
High School
This experiment evaluates how a diet that is rich in 'mood-enhancing' foods affects the way people feel over several weeks.
Behavioral/Health Science
High School
Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.
Food
Third Grade
This experiment evaluates which road-side objects have the greatest influence on driving speed.
Behavioral/Health Science
Middle School
This project examines whether people who are frequent users of Facebook feel less or more lonely than infrequent Facebook-users.
Behavioral/Health Science
Middle School
What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.
Behavioral/Health Science
Elementary School
Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Food
Third Grade
This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.
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.
Food
Second Grade
This experiment determines if the color that a person wears when you first meet them influences your initial impression of their personality.
Behavioral/Health Science
Middle School

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