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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 91 to 105 of 143
Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.
High School
Anatomy
Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.
High School
Anatomy
Study and categorize the functions and types of genes. Run gene experiments  chosen from links. Analyze data, explain ideas in a detailed report.
High School
Genetics
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
Anatomy
This science fair project idea tests the effect of heat- at varying temperatures- on the viability of biological enzymes.
High School
Life Science
Determine whether the application of Febreeze will lower the bacterial count.
High School
Life Science
This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.
High School
Zoology
This science fair project idea determines an average personĂ¢s ability to use their anaerobic power system over a period of 2 weeks.
High School
Anatomy
Science fair project that compares tree leaf size and shape based on the leaf's position in the tree. Is their is a noticeable difference between high and low?
Life Science
Seventh Grade
Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.
Life Science
Ninth Grade
Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.
Life Science
Fifth Grade
Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.
High School
Anatomy
Science fair project which compares the quantity of cells in the different phases of mitosis by observing the cells of an onion root tip.
Life Science
Ninth Grade

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