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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 science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.
Elementary School
Fourth Grade
The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.
First Grade
Medium
This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.
Elementary School
First Grade
Elementary School
Botany
This science fair project idea explores whether factors such as temperature and concentration affect the pH of a solution.
Elementary School
Fifth Grade
This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.
Elementary School
Fifth Grade
This science fair project on testing water hardness is a great introduction to practical chemistry. Test and learn the difference between hard and soft water.
Fourth Grade
Easy
This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.
Elementary School
Fifth Grade
This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.
Elementary School
Third Grade
This science fair project idea explores whether talking to a plant will help it grow.
Elementary School
Third Grade

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