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Fourth Grade Science Fair Project Ideas

Great selection of fourth grade science fair project ideas. These science fair projects can help you find fourth grade level ideas for your science fair.

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The goal of this science fair project is to test the effectiveness of various search engines.
Effectivess of Various Search Engines
Fourth Grade
Elementary School
In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.
To Test the Solubility of Common Liquid Solvents
Fourth Grade
Elementary School
This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?
Can superabsorbent polymer crystals absorb any other liquids besides water?
Fourth Grade
Elementary School

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