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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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Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.
Elementary School
Science Fair Project Ideas
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
Science Fair Project Ideas
The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.
Science Fair Project Ideas
Third Grade
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
Elementary School
Science Fair Project Ideas
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
Science Fair Project Ideas
Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.
Elementary School
Science Fair Project Ideas
How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.
Science Fair Project Ideas
Third Grade
What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.
Science Fair Project Ideas
Second Grade
Can a horse lead itself to the carrot?  Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.
Science Fair Project Ideas
Second Grade
Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.
Elementary School
Science Fair Project Ideas
How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.
Elementary School
Science Fair Project Ideas
Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.
Elementary School
Science Fair Project Ideas
The purpose of this science fair project is to investigate whether cooking seeds before planting will speed up germination and growth.
Elementary School
Science Fair Project Ideas

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