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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 simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.
Weather and Climate
Fourth Grade
What if the shape of the Earth weren't spherical? How does its shape affect our gravity, climate, and tides? Model these questions in this cool project!
Ecology
Weather and Climate
Analyze temperature and precipitation data to determine whether current weather conditions are outside the historical norm.
Weather and Climate
Middle School
The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.
Earth & Space Science
Astronomy
Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.
Ecology
Environmental Issues
The purpose of this project is to examine the sun's highest altitude in the sky during the day to determine if it is exactly halfway between sunrise and sunset.
Earth & Space Science
Middle School
What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.
Ecology
Environmental Issues
Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.
Earth & Space Science
Middle School
This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.
Geology
Elementary School
What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.
Ecology
Fifth Grade
This science fair project idea produces consumable fresh water from salt water through desalination.
Earth & Space Science
Elementary School

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