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First Grade Science Fair Project Ideas

As 1st graders embark upon their elementary school careers, they'll be brimming with curiosity and an eagerness to learn about the world around them. Education.com's collection of 1st grade science projects not only encourages kids to ask questions about their world, but gives them the tools they need to seek answers. Our first grade science experiments can easily be accomplished at home in under 30 minutes with basic materials, and our first grade science fair project ideas provide young scientists with safe scientific procedures that make for fantastic presentations.

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With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!
First Grade
Physical Science
This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.
First Grade
Physical Science
In this science fair project, you'll make a 'ghost' appear in a test tube, and learn about what happens when hot water and cold water interact.
First Grade
Physical Science
The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.
First Grade
Physical Science
Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.
First Grade
Chemistry
This science fair project idea investigates if webbed feet help a duck (and others) swim.
First Grade
Physics
This science fair project idea determines if the size of the parachute will change the rate at which an object falls.
First Grade
Aerodynamics
In this project, a basketball containing different psi is dropped to see how well it bounces.
First Grade
Physics
This science fair project idea investigates which objects float and sink in honey, water, and oil.
First Grade
Physics

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