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Second Grade Science Fair Project Ideas

Great selection of second grade science fair project ideas. These science fair projects can help you find second grade level ideas for your science fair.

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Do Temperature and Humidity Affect How Long Static Charges Last?
Second Grade
Elementary School
This science project teaches students the relationship between compost and plant growth. Students conduct an experiment with different types of compost.
Compost Sorting
Second Grade
Elementary School
This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.
Rats!
Second Grade
Elementary School
Chances are, you don't see earthworms very often. These wiggly creatures like to bury themselves in the dirt, where it's dark and wet. Do they like the moisture, or the darkness? Find out as we explore the relationship between earthworms and light.
Earthworms and Light: Do Worms Prefer Darkness?
Second Grade
Earth & Space Science
Using a toy race car kids create a visual model of the Doppler Effect.
A Visual Model of the Doppler Effect
Second Grade
Kindergarten
The purpose of this science fair project is to investigate how dark and light colors absorb heat differently.
Will Some Colors Keep You Cooler than Others?
Second Grade
Elementary School
In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.
How Does Pressure Change Minerals?
Second Grade
Kindergarten
This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.
Make Your Own Crystal Art
Second Grade
Elementary School
Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!
Does Storing Cucumbers and Tomatoes in the Fridge Spoil It's Unique Flavors?
Second Grade
Third Grade
In this project, different brands of microwave popcorn are tested and compared.
Popping Fresh
Second Grade
Elementary School
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Snow to Liquid Ratio
Second Grade
Third Grade
In this project, a carrot is dehydrated to determine how much water is in it.
Squeezing Water from a Carrot
Second Grade
Kindergarten
The goal of this evaporation experiment is to learn about how different external conditions affect drying time.
Rate of Evaporation
Second Grade
Third Grade
Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.
Folding Paper
Second Grade
Third Grade
Test whether plants can grow without sunlight and water.
Can Plants Grow Without Sunlight or Water?
Second Grade
Elementary School

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