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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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Total alkalinity and pH personal care products are controlled to prevent skin irritation. Learn more about basic and acidic substances in this science project.
Health and Medicine
Fifth Grade
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
Elementary School
Psychology and Sociology
Could there be toxic chemicals lurking in the cupboards and closets of your home?
Health and Medicine
Fourth 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
Forensic Science
This project determines what category of person is most likely to be ticklish.
Elementary School
Behavioral/Health Science
In this project, different childproof containers are tested to see how childproof they really are.
Elementary School
Psychology and Sociology
This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.
Elementary School
Behavioral/Health Science
Evaluate the efficacy of different pain management techniques.
Elementary School
Psychology and Sociology
Determine if gender affects the ability to identify different smells.
Psychology and Sociology
Third Grade
Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.
Forensic Science
First Grade
Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!
Forensic Science
Second Grade
This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.
Elementary School
Health and Medicine
Word color association is just a fancy way to talk about the way we connect colors with words.
Psychology and Sociology
First Grade
This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.
Elementary School
Psychology and Sociology

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