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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 experiment tests if dog saliva can really help heal wounds.
Fifth Grade
Microbiology
This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.
Fifth Grade
Microbiology
In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.
Fifth Grade
Microbiology
Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.
Fifth Grade
Microbiology
This science fair project idea explores which fruit molds the fastest.
Fifth Grade
Microbiology
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
Fifth Grade
Microbiology
The objective of this science fair project is to test how effective waterless hand sanitizers and generic ethanol kill bacteria.
Fifth Grade
Microbiology
The objective of this experiment is to determine how effective hot water is in killing various kinds of microorganisms.
Fifth Grade
Microbiology
Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.
Fifth Grade
Microbiology
Purpose of science fair project: does pre-washing lettuce with a vinegar and water solution remove more bacteria than washing with only water?
Fifth Grade
Microbiology

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