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African American teacher and student doing simple algebra equation at the blackboard.
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Handsome African-American college student (or teacher) doing trigonometry equations on the white board.
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Handsome african-american math teacher works with a student at the board.
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High school student and teacher at the white board doing long division. Focus on the equations.
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Handsome african-american math teacher solving a problem for his class.
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Disabled student with cerebral palsy successfully working math problems on the board.
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Teacher and adult student at the board working trigonometry equations. Focus on the equations on the board.
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African-american male teacher teaches a diverse high school math class.
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