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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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Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Second Grade
Chemistry
In this science fair project, students use the streak test to tell minerals apart from each other.
Second Grade
Elementary School
Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.
Second Grade
Engineering
Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.
Second Grade
Third Grade
This science fair project examines how seeds hitchhike on animals and clothing.
Second Grade
Elementary School
This science fair project idea determines which method of hand cleansing is the most effective.
Second Grade
Elementary School
This project examines whether people's taste perception is influenced by what they see.
Second Grade
Elementary School
In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.
Second Grade
Food
This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.
Second Grade
Elementary School
When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?
Second Grade
Electricity and Magnetism
Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.
Second Grade
Medium
Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.
Second Grade
Easy
This classic children's game demonstrates how sound travels through air vs. through a solid.
Second Grade
Kindergarten

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