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Fifth Grade Science Fair Project Ideas

Education.com's 5th grade science projects enable kids to apply everything they've learned over the course of their elementary school careers in order to discover some pretty cool and new things about the world around them. In addition to setting up more sophisticated experimental procedures, 5th graders can analyze their results using more sophisticated math, and may begin to acquire an appreciation for large sample sizes and their ability to produce more reliable averages. Browse our rich collection of 5th grade science fair projects by clicking the boxes to the left to filter your results by scientific subtopic to find fantastic 5th grade science fair projects or enlightening 5th grade science experiments for your young scientist.

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This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.
Fifth Grade
Elementary School
This science fair project idea  develops an understanding through experimentation of which shapes are the most structurally strong.
Fifth Grade
Elementary School
This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.
Fifth Grade
Middle School
In this science fair project, students use the streak test to tell minerals apart from each other.
Fifth Grade
Elementary School
This project examines whether people's taste perception is influenced by what they see.
Fifth Grade
Elementary School
Little scientists will make inferences about hearing loss, pitch, and frequency in this great science fair idea that puts the human ear to the test.
Fifth Grade
Medium
This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.
Fifth Grade
Fourth Grade
In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.
Fifth Grade
Psychology and Sociology
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Fifth Grade
Medium
This science experiment tests if dog saliva can really help heal wounds.
Fifth Grade
Elementary School
Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.
Fifth Grade
Elementary School

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