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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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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
Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.
Ecology
Environmental Issues
In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.
Middle School
Earth & Space Science
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
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
This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.
Middle School
Earth & Space Science
Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox
Astronomy
Sixth Grade
Science fair project that determines whether increased levels of ultraviolet radiation are harmful to the growth of lettuce plants.
Earth & Space Science
Sixth Grade
This science fair project idea raises awareness of a real ecological issue.
Middle School
Ecology
This science fair project idea observes products available in the school cafeteria and waste produced by these products.
Middle School
Ecology

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