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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 researches the effects of acid rain on plant growth.
Ecology
Elementary School
Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.
Astronomy
Sixth Grade
Science fair project that examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.
Earth & Space Science
Fifth Grade
Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.
Earth & Space Science
Fifth Grade
Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.
Earth & Space Science
Fifth Grade
Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.
Geology
Fourth Grade
This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.
Earth & Space Science
Elementary School
The goal of the project is to evaluate whether land or water warms more quickly when subjected to increased temperature.
Geology
Elementary School
Test marble and limestone to determine if acid rain is harmful enough to damage buildings and stone monuments.
Earth & Space Science
Fourth Grade
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
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
Science fair project that determines the correlation between wind direction and subsequent weather patterns.
Earth & Space Science
Middle School

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