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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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This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.
Ecology
Environmental Issues
The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.
Ecology
Environmental Issues
This science fair project idea explores how water and ice can change the form of rocks.
Geology
Elementary School
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
4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.
Ecology
Fourth Grade
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
In this experiment, the weight of aluminum cans will be compared.
Ecology
Fourth Grade
Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.
Weather and Climate
Astronomy
Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!
Astronomy
Third Grade
The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.
Ecology
Environmental Issues

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