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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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This science fair project idea determines which method of hand cleansing is the most effective.
Second Grade
Elementary School
In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.
Second Grade
Easy
In this science fair project, students use the streak test to tell minerals apart from each other.
Second Grade
Elementary School
This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.
Second Grade
Elementary School
For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.
Second Grade
Electricity and Magnetism
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Second Grade
Chemistry
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Second Grade
Electricity and Magnetism
This classic children's game demonstrates how sound travels through air vs. through a solid.
Second Grade
Kindergarten
This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.
Second Grade
Easy
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Second Grade
Elementary School

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