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Earth and Space Science Fair Projects

Looking for science fair project ideas that will make your kid a star at his upcoming science fair? Education.com's editorial staff has curated a rich collection of cool Earth and space science fair projects written by our team of talented professional scientists, science teachers, and educational consultants. Our Earth science projects and Earth science experiments give inquisitive kids the opportunity to identify unknown minerals and discover why certain volcanic rocks can float. Our space science projects give students the chance to do everything from building a model rocket to determining the elliptical path of a planet's orbit using applied math.

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Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.
Astronomy
Eighth Grade
Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.
Earth & Space Science
Elementary School
In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.
Ecology
Environmental Issues
Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.
Earth & Space Science
Elementary School
What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!
Ecology
Weather and Climate
In this experiment, students will create their own version of coquina, a sedimentary rock that√Ęs formed by seashells and sand, cemented by seawater minerals.
Earth & Space Science
Geology
Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?
Geology
Ninth Grade
Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.
Earth & Space Science
Middle School
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.
Environmental Issues
Fourth Grade
In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.
Ecology
Sixth Grade
Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.
Ecology
Third Grade
Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.
Ecology
Third Grade

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