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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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The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
First Grade
Second Grade
What causes thunder?  Do this free science fair project using an inflated balloon and a pin to learn about thunder and why thunder makes the loud boom sound.
Elementary School
Earth & Space Science
How does hail form and what does it look like? In this free science fair project ideas, you'll learn how to create ice pellets that resemble hail.
Elementary School
Earth & Space Science
Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.
Fifth Grade
Sixth Grade
How do you measure the speed of wind?  It's measured using an anemometer. This free science project will teach you how to make an anemometer.
Elementary School
Earth & Space Science
This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?
Elementary School
Third Grade
Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.
Second Grade
Earth & Space Science
Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.
Elementary School
Fourth Grade
The purpose of this science fair project is to determine how moisture affects the color of soil.
Elementary School
Kindergarten
Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.
Third Grade
Easy
How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.
Third Grade
Medium
In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.
Fourth Grade
Oceans
The purpose of this science project is to learn how to measure sky distances with your hands. Use Education.com to find more fun science fair project ideas!
Elementary School
Middle School
In this free science fair project idea, we learn about how friction in the atmosphere causes meteors to become hot.
Elementary School
Astronomy

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