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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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Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.
Earth & Space Science
Fifth Grade
The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.
Elementary School
Ecology
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.
Elementary School
Earth & Space Science
This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.
Elementary School
Earth & Space Science
This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.
Ecology
Environmental Issues
The goal of this project is to create an exciting topographical map out of dough.
Geology
Fourth Grade
This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.
Environmental Issues
Fifth Grade
In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.
Ecology
Second Grade
In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.
Ecology
Environmental Issues
What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.
Geology
Third Grade
How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.
Weather and Climate
Second Grade
This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.
Elementary School
Ecology

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