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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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This science fair project idea produces consumable fresh water from salt water through desalination.
Elementary School
Easy
This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.
Elementary School
Earth & Space Science
Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?
Fifth Grade
Easy
This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.
Elementary School
Third Grade
This science fair project idea explores whether cats can be trained in the same way that dogs can.
Elementary School
Fifth Grade
Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.
First Grade
Zoology
What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.
Fifth Grade
Medium
What's the chemistry behind dyeing Easter eggs? Will adding vinegar to dye help the eggshell absorb the color? This colorful science project has the answers!
Fourth Grade
Chemistry
Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.
Second Grade
Earth & Space Science

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