Elementary School Science Fair Project Ideas'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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This engaging project encourages young children to practice and refine the important scientific skills of sorting and classification.
Elementary School
This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.
Third Grade
Fourth Grade
This project determines what category of person is most likely to be ticklish.
Elementary School
Second Grade
How does salinity affect the point at which water freezes? Kids will find out by performing this cool melting ice experiment.
Third Grade
This science fair project idea explores substances that cause a bubble to last longer.
Third Grade
Fourth Grade
Looking for a fun project on energy? Check out this fun elementary school science fair project idea that demonstrates chemical energy in a bottle.
Elementary School
Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.
Second Grade
How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!
Fourth Grade
Physical Science

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