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Ninth Grade Science Fair Project Ideas

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

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How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
Ninth Grade
Geology
Science fair project that uses distillation to convert salt water into fresh water.
Ninth Grade
Seventh Grade
Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.
Ninth Grade
Seventh Grade
In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.
Ninth Grade
High School
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Ninth Grade
Middle School
Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.
Ninth Grade
Eighth Grade
This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.
Ninth Grade
High School
In this cool robotics project, construct a motorized robot with a sensor and put it through a maze test to find the number of errors it makes along the way.
Ninth Grade
Engineering

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