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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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This experiment investigates whether the primacy effect is observed more frequently in specific populations of people.
High School
Ninth Grade
Science fair project that uses distillation to convert salt water into fresh water.
Seventh Grade
Eighth Grade
In this science fair project, students evaluate the alleged pain-relieving properties of amber.
Middle School
Seventh Grade
This experiment will explore whether fractals really repeat themselves infinitely.
High School
Applied Mathematics
In this experiment two environments will be compared: a room with interior design that uses correct Feng Shui versus one with incorrect Feng Shui.
High School
Ninth Grade
Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.
Tenth Grade
Eleventh Grade
This experiment will use computers to examine how the famous Mandelbrot set can be manipulated in fractals.
High School
Applied Mathematics
How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
Ninth Grade
Geology
This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.
High School
Earth & Space Science

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