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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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What is a barycenter? Kids learn how gravity and mass influence the orbit of binary systems like planets and moons or stars and planets in this cool experiment.
Astronomy
Seventh Grade
A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.
Ecology
Middle School
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 will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.
Earth & Space Science
Weather and Climate
It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.
Environmental Issues
Fourth Grade
Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.
Geology
Fourth Grade
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
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Weather and Climate
Second Grade

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