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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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Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
Second Grade
Physics
This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.
Elementary School
First Grade
Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.
Fifth Grade
Sixth Grade
Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.
Fifth Grade
Middle School
What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.
Third Grade
Fourth Grade
This project examines the impact of low water on a radish seedling root system. How is growth affected?
Elementary School
Fourth Grade
In this experiment you will replicate the mummification process by making a hot dog mummy.
First Grade
Second Grade
Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.
First Grade
Second Grade
This science fair project uses paper chromatography to  investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.
Elementary School
Fourth Grade

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