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Elementary School Science Fair Project Ideas

Education.com's elementary school science fair projects expose kids to a broad range of opportunities for scientific inquiry, arming them with the tools and knowledge they need to answer their questions about the world around them. Elementary school science experiments are a great way to demonstrate important concepts in physics and chemistry, while our elementary school science fair project ideas equip kids with carefully explained procedures that yield enlightening results.

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Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.
Elementary School
Earth & Space Science
In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.
Earth & Space Science
Third Grade
This science fair project idea observes products available in the school cafeteria and waste produced by these products.
Elementary School
Ecology
The project investigates how water and movement affects erosion.
Elementary School
Geology
Explore how wind is produced and get a demonstration on the cooling effect of wind in this breezy science fair project idea.
Elementary School
Weather and Climate
This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.
Ecology
Environmental Issues
Learn how to investigate local air quality with this cool science fair project for grades 3 to 5.
Ecology
Environmental Issues
Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.
Elementary School
Ecology
In this free science fair project, learn the process of fossil formation by making a fossil mold with shell and clay.  A great science project for kids.
Elementary School
Earth & Space Science
In this free science fair project, explore and learn the process of igneous rock formation using construction paper, newspaper, and water.
Elementary School
Earth & Space Science
This science fair project idea deals with the qualities of shade on a sunny day.
Elementary School
Ecology

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