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Second Grade Science Fair Project Ideas

Looking for 2nd grade science fair project ideas for your child's upcoming science fair? 2nd graders are naturally inquisitive, asking dozens of questions about the world around them. Good 2nd grade science fair projects should give kids the tools to seek the answers to their questions, while rewarding them for their innate drive to collect things, count and measure things, and describe things qualitatively. To this end, our team of professional laboratory scientists, science teachers, and educational consultants has put together a rich collection of second grade science fair projects and 2nd grade science experiments that equip kids to engage with the world scientifically.

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Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.
Second Grade
Physical Science
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
In this experiment you will replicate the mummification process by making a hot dog mummy.
Second 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.
Second Grade
Physical Science
Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!
Second Grade
Chemistry
This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.
Second Grade
Physical Science
Use pepper and soap to discover some fun facts about the properties of water.
Second Grade
Chemistry
This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.
Second Grade
Physical Science
This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.
Second Grade
Chemistry
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.
Second Grade
Physical Science

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