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Botany Science Fair Projects

Ready to get your hands dirty? Explore the kingdom plantae with these botany science fair projects and botany experiments for kids. Education.com has tons of great ideas for botany and plant projects that can be completed indoors or outdoors at minimal cost and with basic materials. Kids will love discovering how concepts like phototropism, gravitropism, photosynthesis, and transpiration aren't just things they can read about in textbooks—they're very cool biological processes that can be readily observed at home.

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Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.
Botany
Fourth Grade
What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!
Botany
Fifth Grade
In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.
Botany
Sixth Grade
Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!
Botany
Fourth Grade
This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.
Botany
Third Grade
In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.
Botany
Third Grade
For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.
Botany
Second Grade
This science fair project examines how seeds hitchhike on animals and clothing.
Botany
Elementary School
Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.
Botany
Third Grade
Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.
Botany
Kindergarten

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