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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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Showing 1 to 15 of 26
What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!
Fifth Grade
Oceans
Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.
Fifth Grade
Science Fair Project Ideas
Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.
Fifth Grade
Science Fair Project Ideas
In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!
Fifth Grade
Science Fair Project Ideas
The purpose of this science fair project is to build a basic radio.
Fifth Grade
Science Fair Project Ideas
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
Science Fair Project Ideas
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
Collect meteorite dust with a magnet in your very own backyard!  The objective of this science fair project is to gather meteorite dust to study outer space.
Fifth Grade
Science Fair Project Ideas
The objective of this science fair project is to test how effective waterless hand sanitizers and generic ethanol kill bacteria.
Fifth Grade
Science Fair Project Ideas
The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.
Fifth Grade
Science Fair Project Ideas
The purpose of this science fair project is to investigate the reliability of eye witness reports.
Fifth Grade
Science Fair Project Ideas
Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.
Fifth Grade
Science Fair Project Ideas
Vitamin C boosts your immune system and your health.  The purpose of this science fair project is to determine which fruit juices have the most Vitamin C.
Fifth Grade
Science Fair Project Ideas
The purpose of this science fair project is to determine how accurate and precise dart players are.
Fifth Grade
Science Fair Project Ideas

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