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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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In this science fair project you will discover which nutrients are best for plants. Use Education.com for science fair project ideas!
High School
Middle School
This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.
High School
Elementary School
Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.
High School
Chemistry
Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.
High School
Medium
Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.
High School
Hard
Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.
High School
Medium
Determine if each hemisphere specializes in dealing with specific functions. Include illustrations of the brain, it hemispheres.
High School
Medium
Design and build a scale model representing living tree architecture. Then build a full-size version using one or more lives trees, and test your creation.
High School
Hard
Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA
High School
Medium
Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.
High School
Food
Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.
High School
Easy
Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.
High School
Medium
Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.
High School
Medium

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