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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 project examines the impact of low water on a radish seedling root system. How is growth affected?
Fifth Grade
Elementary School
Be like Ben (Franklin, that is) and discover electricity in your own backyard. Or kitchen, or bedroom, or school science lab...
Fifth Grade
Science Fair Project Ideas
This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.
Fifth Grade
Easy
This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.
Fifth Grade
Third Grade
In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.
Fifth Grade
Sixth Grade
In this fun experiment, we'll find out how color affects heat absorption!
Fifth Grade
Weather and Climate
In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.
Fifth Grade
Elementary School
This science fair project idea produces varying pitches of sound.
Fifth Grade
Elementary School
The objective of this science fair project idea is to  determine if sound travels best through the air, water or a solid.
Fifth Grade
Elementary School
Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.
Fifth Grade
Sixth Grade
Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?
Fifth Grade
Second Grade
Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.
Fifth Grade
Easy
This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.
Fifth Grade
Elementary School
What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.
Fifth Grade
Third Grade

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