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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 experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.
Second Grade
Kindergarten
Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.
Second Grade
Earth & Space Science
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
Elementary School
There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.
Second Grade
Elementary School
This project tests the hypothesis that dark colors absorb more heat than light colors.
Second Grade
Elementary School
Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!
Second Grade
Chemistry
This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.
Second Grade
Kindergarten
This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.
Second Grade
Elementary School
Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves
Second Grade
Kindergarten
The purpose of this science fair project is to determine whether it takes more force to move an object over a smooth surface or a rough surface.
Second Grade
Elementary School

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