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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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Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.
Weather and Climate
Fifth Grade
This fun Science project helps middle school students learn factors that affect growth rate of Crystals by studying formation of stalactite and stalagmite.
Earth & Space Science
Middle School
This science fair project idea increases the space efficiency of living areas and  encourages economic improvements via new real estate ideas.
Ecology
High School
In this free science fair project, explore whether or not solid rock will melt at high temperature.  Use Education.com for more science fair project ideas!
Geology
Elementary School
This science fair project discovers the properties and uses of sand and develops new or improved methods, techniques, or products involving sand.
Ecology
High School
Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.
Ecology
Environmental Issues
Science fair project that examines the physical characteristics of soil in order to learn about soil permeability and other environmental properties.
Earth & Space Science
Fifth Grade
In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.
Ecology
Elementary School
Science fair project that determines whether increased levels of ultraviolet radiation are harmful to the growth of lettuce plants.
Earth & Space Science
Sixth Grade
In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.
Ecology
Middle School
This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.
Ecology
Environmental Issues

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