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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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Test marble and limestone to determine if acid rain is harmful enough to damage buildings and stone monuments.
Earth & Space Science
Fourth Grade
Observe how acidity affects saltwater. Fill fish tanks with saltwater. Put the CO2 injectors inside and monitor condition of fish
Oceans
Environmental Issues
Evaluate the ability of a biodegradable dish detergent to increase the penetration of water in hydrophobic soils.
Earth & Space Science
Middle School
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
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
This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.
Ecology
Elementary 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
The goal of the project is to evaluate whether land or water warms more quickly when subjected to increased temperature.
Geology
Elementary 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
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
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

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