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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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Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.
Fourth Grade
Microbiology
This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.
Elementary School
Second Grade
Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?
Second Grade
Physics
This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.
Elementary School
First Grade
In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.
Elementary School
Third Grade
In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.
Fifth Grade
Sixth Grade
This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.
Elementary School
Kindergarten
This project determines what category of person is most likely to be ticklish.
Elementary School
Second Grade
This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.
Elementary School
Kindergarten
Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.
Fourth Grade
Easy
This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.
Second Grade
Third Grade
Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.
Fourth Grade
Physics
In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.
Elementary School
Third Grade

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