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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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Can you win a staring contest? Would your performance be influenced by your eyesight? Find out in this science fair project idea!
Ninth Grade
Psychology and Sociology
Science fair project which determines whether people are more likely to follow rules if they are easy to understand.
Ninth Grade
Psychology and Sociology
Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.
Ninth Grade
Psychology and Sociology
This project examines whether humans can intuitively grasp numeric values greater than three.
Ninth Grade
Psychology and Sociology
Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!
Ninth Grade
Psychology and Sociology
Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.
Ninth Grade
Psychology and Sociology
Will people perceive your intelligence differently depending on your hair color? Find out in this science fair project idea!
Ninth Grade
Psychology and Sociology
What happens when 'coffee-addicts' miss coffee for 1 day? Find out in this science fair project idea!
Ninth Grade
Psychology and Sociology
Do males really prefer listening to male than female singers? Find out when exploring this science fair project!
Ninth Grade
Psychology and Sociology

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