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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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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.
Crystal Wonderland
Second Grade
First Grade
This science fair project idea investigates how the shape of an object affects drag.
Don't Be A Drag
Second Grade
Elementary School
This science fair project idea investigates if webbed feet help a duck (and others) swim.
Duck Feet
Second Grade
Elementary School
The project investigates how water and movement affects erosion.
Erosion
Second Grade
Elementary School
Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.
Geology 101
Second Grade
Third Grade
This science fair project idea determines if the size of the parachute will change the rate at which an object falls.
Parachutes
Second Grade
Elementary School
This science fair project idea investigates which objects float and sink in honey, water, and oil.
Sinking Objects
Second Grade
Elementary School
Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.
Form and Function
Second Grade
Elementary School
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.
Easy Rhyming Words
Second Grade
Psychology and Sociology
This science experiment tests whether warm or cold water works best in making cut flowers last longer.
Keeing Cut Flowers Fresh
Second Grade
Elementary School
The purpose of this science fair project is to investigate the reliability of eye witness reports.
How Reliable Are Eyewitness Reports?
Second Grade
Elementary School
Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!
Bubble Colors
Second Grade
Chemistry
Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.
Speaking Cat
Second Grade
Zoology
This science fair project teaches students about wilting and browning of salad greens.
Why Do Greens Turn Brown?
Second Grade
Kindergarten
This project tests the hypothesis that dark colors absorb more heat than light colors.
Color Me Hot!
Second Grade
Elementary School

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