Old teacher in front of blackboard
Size: 5881px × 3926px
Photo credit: © Elnur Amikishiyev / Alamy / Afripics
License: Royalty Free
Model Released: No
Keywords: academic, angry, blackboard, board, book, books, chalkboard, class, classroom, college, discussing, education, exam, experienced, explaining, frustrated, graduation, green, high, learn, learning, lecture, lecturer, lesson, man, mentor, mentoring, reading, sad, school, secondary, sitting, stress, stressed, study, studying, teacher, teaching, textbook, textbooks, tired, training, tutor, tutoring, unhappy, university