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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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Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.
Environmental Issues
Sixth Grade
Measure soil temperature as a function of depth in the ground, and look for evidence of global warming responses in data.
Earth & Space Science
High School
Science fair project that determines the correlation between wind direction and subsequent weather patterns.
Earth & Space Science
Middle School
This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.
Ecology
Elementary School
This project researches whether the type of land use affects the water quality of Queenstown Creek.
Ecology
Environmental Issues
The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.
Ecology
Middle School
Science fair project that explores the natural process of limestone formation.
Geology
Middle School
Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.
Earth & Space Science
Middle School
Demonstrate how tracks are formed by pressing your hand into a cornmeal mixture, then reverse the process and make prints of the track.
Earth & Space Science
Middle School
Science fair project that demonstrates how stalagmites and stalactites are formed.
Geology
Middle School
Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.
Earth & Space Science
High School
Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.
Ecology
Middle School
What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.
Geology
Third Grade
This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.
Earth & Space Science
Elementary School
Design a livable building that functions without electricity. Consider necessities, comforts and entertainment. Build a scale model of your design.
Ecology
High School

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