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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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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.
Second Grade
Third Grade
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
First Grade
In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.
Second Grade
Ecology
It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.
Second Grade
Psychology and Sociology
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
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
Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.
Second Grade
Third Grade
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
This science fair project idea investigates whether air has mass and weight.
Second Grade
Kindergarten
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
How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.
Second Grade
Elementary School
This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.
Second Grade
Elementary School

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