Elementary School Science Fair Project Ideas'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 this simple machine and make a pulley of your own to use for fun science trials.
Second Grade
This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.
Elementary School
In this free science fair project idea, we construct gears to turn a simple machine into a more complex compound machine.
Elementary School
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Elementary School
Second Grade
Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.
Elementary School
This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.
Elementary School
Fifth Grade
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
Elementary School
First Grade

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