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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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Can you dig it? This science experiment isn't for kids who like to keep their hands clean.
Engineering
First Grade
This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.
Elementary School
Engineering
Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.
Engineering
Fourth Grade
Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.
Engineering
Fifth Grade
Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling
into the moat.
Engineering
Fourth Grade
How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.
Engineering
Second Grade
What is a compound microscope? Kids find out by making one of their own in this cool science fair project.
Engineering
Third Grade
The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.
Engineering
Fifth Grade
This science fair project idea examines the reason boats are shaped and engineered.
Elementary School
Engineering
This science fair project idea explores how length affects the weight a bridge can hold.
Elementary School
Engineering
Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.
Elementary School
Engineering
What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.
Engineering
Second Grade
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
Engineering
Various fabrics retain heat differently. The objective of this science fair project is to determine which kinds of fabrics most effectively retain heat.
Elementary School
Engineering

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