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Ninth Grade Science Fair Project Ideas

Education.com's team of professional scientists, science teachers, and educational consultants has put together a fantastic collection of free life science, science fair projects, life science experiments, and biology science fair projects for kids. If your child has an upcoming science fair and is interested in microbiology, botany, or the human body, Education.com has you covered with cool and easy life science and biology projects that will have little biologists doing everything from building models of cells to determining if people can be genetically predisposed to hearing loss. Check out our free resources below!

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Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.
Ninth Grade
Life Science
This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments
Ninth Grade
Life Science
In this science fair experiment, high school students determine if all proteins denature at the same temperature.
Ninth Grade
Life Science
Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?
Ninth Grade
Life Science
Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.
Ninth Grade
Life Science
Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.
Ninth Grade
Botany

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