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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 layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.
Second Grade
Geology
This science fair project idea uses the process of chemical weathering to change a mineral.
Elementary School
Easy
In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.
Fourth Grade
Earth & Space Science
This science fair project idea produces consumable fresh water from salt water through desalination.
Elementary School
Easy
With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.
First Grade
Easy
Looking for a way to keep your kid busy during the long, hot days of summer? These science projects will spark your young learner's curiosity going into the new school year. What's more, conducting an experiment or two is a great way to take your mind off the sweltering temperatures!
Elementary School
Physical Science
Will increasing the amount of salt in water effect how slow or fast the water freezes?
Third Grade
Chemistry
This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.
Elementary School
Fourth Grade
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Third Grade
Fourth Grade
Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.
Elementary School
Third Grade
Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.
Third Grade
Fourth Grade

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