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Life Science and Biology Science Fair Projects

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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4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.
Zoology
Fourth Grade
This science fair project idea compares biodiversity between drops of water.
Life Science
Elementary School
Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.
Botany
Kindergarten
Science fair project that determines whether algae can be made to grow by feeding it supplementary carbon dioxide.
Life Science
Sixth Grade
Free science fair project idea examining how different types of water affect plant germination and growth.
Botany
Middle School
Science fair project that measures the number of Calories in algae obtained from different environments to compare the amount of oil present in each sample.
Life Science
Sixth Grade
In this free science fair project, explore the unique characteristics and distinctive behaviors of reptiles.  A great project for middle school students.
Zoology
Middle School
Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.
Botany
Third Grade
Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.
Life Science
Middle School
In this free science fair project, learn how to grow algae and explore the behavior of algae.  A great science project for middle school students.
Botany
Middle School

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