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Elementary School Earth & Space Science - Science Fair Project Ideas

Great selection of elementary school science fair project ideas. These science fair projects can help you find elementary school level ideas for your science fair.

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In this free science fair project idea, we replicate how a meteorite would impact a planet.
Splat!: What Happens When a Meteorite Strikes a Planet?
Elementary School
Astronomy
In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.
Edge Effect
Ecology
Environmental Issues
In this free science fair project, explore how atoms and molecules arrange themselves in minerals. Use Education.com for more science fair project ideas!
Patterns: How do Atoms and Molecules Arrange Themselves in Minerals?
Elementary School
Geology
In this free science fair project, experiment and explore the cubic crystal shape of halite in table salt. Use Education.com for free science fair projects!
What's Inside?: Why are Table Salt Crystals Cube-Shaped?
Elementary School
Geology
In this free science fair project ideas, explore how to identify mineral by its hardness. Use Education.com for more free science fair projects!
Scratch: How do you Determine the Hardness of a Mineral?
Elementary School
Geology
In this experiment you explore how tectonic plates move to create land and expand bodies of water.
Exploring the Movement of Tectonic Plates with S'Mores
Elementary School
Earth & Space Science
Fun elementary school science fair project which explains how the way the axis of a planet is tilted in relation to the Sun affect its surface temperature.
How Hot?: How Does a Planet's Distance From the Sun Affect its Temperature?
Elementary School
Astronomy
In this free science fair project, explore how dripstones are form in cave. Use Education.com for more science fair project ideas!
Dripstones: What are Stalactites and Stalagmites?
Elementary School
Geology
In this free science fair project, experiment and explore how sedimentary rocks are formed through deposit of other particles.
Squeezed: How is Sedimentary Rock Formed?
Elementary School
Geology
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!
Melt Down: Can Solid Rock Melt?
Elementary School
Geology
In this free science fair project, experiment and explore how small seeds can break rocks apart. Use Education.com for more free science fair projects!
Splitters: How Can Seeds Break Rocks Apart?
Elementary School
Geology
In this free science fair project idea, salt crystals dissolve in water, and then crystallize into epsom salt crystals.
Spindles: How Can You Observe the Natural Shape of Epsom Salt Crystals?
Elementary School
Oceans
In this free science fair project, explore how weather affect rocks. How do raindrops affect rocks? Use Education.com for more free science fair projects!
Splat! How do Raindrops Affect Rocks?
Elementary School
Geology
This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?
How Much Radiation is in Your House?
Elementary School
Earth & Space Science
Check out this fun and easy science fair project ideas for elementary school students on the comparison of masses of other planets to the mass of the Earth.
More or Less: How Do the Masses of Other Planets Compare to the Mass of Earth?
Elementary School
Astronomy

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