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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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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
Zoology
This project examines whether people's taste perception is influenced by what they see.
Second Grade
Psychology and Sociology
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
Psychology and Sociology
Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.
Second Grade
Zoology
Is it a square or a circle? See if you can trick your friends with this zany science project!
Second Grade
Psychology and Sociology
Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.
Second Grade
Psychology and Sociology
This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.
Second Grade
Zoology
In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.
Second Grade
Zoology
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
Second Grade
Zoology
This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.
Second Grade
Zoology

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