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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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Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.
Second Grade
Physics
This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.
Second Grade
Physics
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
Physics
This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.
Second Grade
Physics
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

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