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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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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
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
In this project, different childproof containers are tested to see how childproof they really are.
Fifth Grade
Elementary School
This science fair project idea produces varying pitches of sound.
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
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
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
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
This project examines the impact of low water on a radish seedling root system. How is growth affected?
Fifth Grade
Elementary School
This science fair project uses paper chromatography to  investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.
Fifth Grade
Elementary School
In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.
Fifth Grade
Elementary School
In this fun experiment, we'll find out how color affects heat absorption!
Fifth Grade
Weather and Climate

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