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High School Science Fair Projects

Need a science fair project that's fun, engaging, and appropriately rigorous for a high school science fair? Education.com has assembled a rich collection of high school science fair projects and high school science fair project ideas written by our team of professional scientists, science teachers, and educational consultants. We offer free high school science experiments on every science fair topic, including physics, chemistry, biology, engineering, and even psychology. Check the boxes in the sidebar to filter your results, or use the search bar to find a winning idea for your upcoming science fair. Hundreds of good science fair projects are only a click away.

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Showing 1 to 15 of 86
This project investigates whether chewing gum can help a majority of people with focus and concentration.
High School
Psychology and Sociology
The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.
Psychology and Sociology
Tenth Grade
What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.
Weather and Climate
Ninth Grade
This science fair project idea discovers the average time it takes for a person to remember something completely.
High School
Psychology and Sociology
This science fair project tests test whether the presence of spell check has changed standards for spelling.
High School
Psychology and Sociology
This project examines whether people who are frequent users of Facebook feel less or more lonely than infrequent Facebook-users.
High School
Psychology and Sociology
Evaluate gender differences in processing visual information.
High School
Psychology and Sociology
Learn about the factors that influence group conformity.
High School
Psychology and Sociology
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
High School
Psychology and Sociology
The objective of this project is to examine the impact of life experiences upon an individual's olfactory experience.
High School
Psychology and Sociology
In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.
Psychology and Sociology
Ninth Grade
In this science fair project, students evaluate if astrological signs provide clues about people's personalities.
High School
Psychology and Sociology
Analyze temperature and precipitation data to determine whether current weather conditions are outside the historical norm.
High School
Weather and Climate

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