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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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In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.
Fifth Grade
Engineering
In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!
Third Grade
Astronomy
Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.
Fourth Grade
Zoology
In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.
Fifth Grade
Engineering
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Second Grade
Third Grade
Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.
Fifth Grade
Medium
In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.
Second Grade
Easy
Demonstrate the properties of pressure and surface tension to explain how water can stay inside an upside down glass using cardboard.
Third Grade
Easy
In this science fair project, students make their own rain gauge to measure rainfall.
Fourth Grade
Weather and Climate
What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.
Fifth Grade
Physics

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