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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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Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.
High School
Middle School
Test the effects of left and right handedness on writing speed and penmanship. Volunteers hand-copy the same paragraph of text, which samples look neater?
High School
Psychology and Sociology
Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.
High School
Hard
Analyze competed scientific studies to determine the effectiveness of ancient remedies. Create a chart that illustrates the effectiveness of these treatments.
High School
Middle School
Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.
High School
Medium
Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.
High School
Middle School
This science fair project outlines the uses of gold and explores the monetary value of gold.
High School
Ecology
Design an  improvement for an existing website. Program improved feature, get website owner to implemement new design.
High School
Hard
Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.
High School
Hard
Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis
High School
Medium
The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.
Eleventh Grade
Astronomy
This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.
High School
Middle School

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