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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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In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.
Geology
Elementary School
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Weather and Climate
Middle School
Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.
Weather and Climate
Fourth Grade
Check out this cool science fair idea on why hard fruits become soft and learn how to compare the sugar content between ripe and unripe fruits.
Earth & Space Science
Middle School
In this science fair project, you will observe the part of the erosion process that involves the breakdown of crustal materials called weathering.
Geology
Middle School
In this science fair project, you will learn how to determine the volume of air in soil. Use Education.com to find science fair project ideas!
Earth & Space Science
Middle School
Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
Weather and Climate
Second Grade
This science project examines the thermal properties of several major greenhouse gases.
Earth & Space Science
High School

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