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Elementary School Science Fair Project Ideas

Education.com's elementary school science fair projects expose kids to a broad range of opportunities for scientific inquiry, arming them with the tools and knowledge they need to answer their questions about the world around them. Elementary school science experiments are a great way to demonstrate important concepts in physics and chemistry, while our elementary school science fair project ideas equip kids with carefully explained procedures that yield enlightening results.

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How do fish breathe? How do gills work? In this science project, learn about aquatic respiration and find a fish's breathing rate in different temperatures.
Zoology
Fourth Grade
This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.
Elementary School
Zoology
Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.
Life Science
Zoology
This science fair project explores how osmotic pressure forces water through the root up into the plant.
Elementary School
Life Science
Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.
Elementary School
Life Science
This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.
Elementary School
Life Science
In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.
Life Science
Microbiology
This science fair project idea explores the different parts of the human ear and  models how the human ear reacts to sound waves.
Elementary School
Anatomy

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