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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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This science fair project challenges students to research and interact with the animals and plants that live in tide pools and test a practical use of tidepools
Middle School
High School
This science fair project idea teaches kids the different functions of a leaf.
Elementary School
Botany
Science fair project which compares the rates of photosynthesis for various light sources. Which type of light will be best for photosynthesis and why?
Seventh Grade
Eighth Grade
This science fair project idea raises awareness of a real ecological issue.
Middle School
Medium
This science fair project will go beyond the simple definition of conservation to explore the different facets of what conservation means.
Middle School
High School
Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.
Seventh Grade
Medium
Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.
Eighth Grade
Medium

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