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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 investigates the difference in reaction times between boys and girls.
Fifth Grade
Elementary School
The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.
Fifth Grade
Elementary School
This science fair project teaches students about wilting and browning of salad greens.
Fifth Grade
Kindergarten
This science fair project idea observes products available in the school cafeteria and waste produced by these products.
Fifth Grade
Elementary School
How well can people recall what they have observed. Test your knowledge in this fun experiment.
Fifth Grade
Elementary School
Universal indicator tests the pH value of various household chemicals. Chemicals react with H+ and OH- ions to produce color change.
Fifth Grade
Elementary School
Science fair project idea examines validity of mood ring predictions. Analyze accuracy of results, consider the impact of temperature
Fifth Grade
Elementary School
This science fair project idea investigates whether plants can survive being frozen.
Fifth Grade
Elementary School
This science fair project idea discovers whether there are some objects that do not fall at a constant rate.
Fifth Grade
Elementary School
In this project, a magnet is used to collect iron from breakfast cereals.
Fifth Grade
Elementary School
This science fair project idea compares biodiversity between drops of water.
Fifth Grade
Elementary School
This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.
Fifth Grade
Elementary School
This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.
Fifth Grade
Elementary School

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