Old male teacher in the classroom of college

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Size: 5404px × 3607px
Photo credit: © Elnur Amikishiyev / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: academic, aged, blackboard, board, chalkboard, class, classroom, college, computer, discussing, education, educational, elder, elderly, exam, exhausted, explaining, fatigue, frustrated, frustration, green, high, knowledge, laptop, learning, lecture, lecturer, lesson, man, mature, mentor, mentoring, older, sad, school, science, senior, stressed, study, studying, teacher, teaching, tired, training, tutor, tutoring, unhappy, university