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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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Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling
into the moat.
Engineering
Fourth Grade
In this free science fair project idea, we construct gears to turn a simple machine into a more complex compound machine.
Elementary School
Engineering
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
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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