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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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What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.
Ecology
Fifth Grade
What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.
Ecology
Fifth Grade
Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.
Ecology
Third Grade
Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.
Ecology
Fifth 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
In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.
Ecology
Second Grade
How do organic materials become soil? This science experiment measures what materials biodegrade.
Elementary School
Ecology
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
Fourth Grade
This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.
Ecology
Third Grade
This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.
Ecology
Fourth Grade

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