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Middle School Science Fair Project Ideas

Looking for science fair project ideas that will make your kid a star at his upcoming science fair? Education.com's editorial staff has curated a rich collection of cool Earth and space science fair projects written by our team of talented professional scientists, science teachers, and educational consultants. Our Earth science projects and Earth science experiments give inquisitive kids the opportunity to identify unknown minerals and discover why certain volcanic rocks can float. Our space science projects give students the chance to do everything from building a model rocket to determining the elliptical path of a planet's orbit using applied math.

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How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.
Middle School
Weather and Climate
Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.
Ecology
Environmental Issues
Science fair project that guides you through how to test the humidity in the environment using a homemade psychrometer.
Weather and Climate
Sixth Grade
Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?
Earth & Space Science
Sixth Grade
Science fair project that measures the relative times it takes a plastic bag and a biodegradable plastic bag to decompose.
Earth & Space Science
Sixth Grade
Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.
Weather and Climate
Third Grade
Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.
Ecology
Sixth Grade
Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.
Middle School
Astronomy
Science fair project that determines which types of clouds are best at blocking harmful UV radiation.
Earth & Space Science
Sixth Grade
In this science fair project, you will make a model of what scientists in the past thought the universe looked like that is geocentric (Earth-centered).
Middle School
Astronomy
This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.
Ecology
Sixth Grade
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.
Middle School
Astronomy

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