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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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Science fair project that examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.
Earth & Space Science
Fifth Grade
Science fair project that explores the natural process of limestone formation.
Geology
Middle School
What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!
Ecology
Oceans
Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.
Earth & Space Science
Ecology
Oceans
Middle School
In this free science fair project idea, we learn about how plate tectonics can shift plates beneath our very feet.
Earth & Space Science
Geology
In this free science fair project idea, we learn about how buoyancy keeps boats from sinking in the water.
Oceans
Middle School
Raise fish in different sized aquariums for 8 weeks. Document growth rate. Determine optimal volume for fish growth.
Oceans
Middle School
In this free science fair project idea, we learn about how static fluids exert force on their environment.
Oceans
Middle School

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