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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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How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.
Second Grade
Weather and Climate
The project investigates how water and movement affects erosion.
Second Grade
Geology
The purpose of this science fair project is to determine how moisture affects the color of soil.
Second Grade
Earth & Space Science
This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.
Second Grade
Ecology
Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.
Second Grade
Earth & Space Science
The goal of this evaporation experiment is to learn about how different external conditions affect drying time.
Second Grade
Weather and Climate
This experiment challenges students to forecast the weather based on the surrounding areas' weather.
Second Grade
Weather and Climate
Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.
Second Grade
Earth & Space Science
The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.
Second Grade
Earth & Space Science
How do organic materials become soil? This science experiment measures what materials biodegrade.
Second Grade
Ecology
In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.
Second Grade
Ecology

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