Many happy students with teacher holding their thumbs up in university

• academy, apprentice, class, classroom, college, computer, cooperation, course, education, group, happy, internet, interracial, joy, knowledge, laughing, learn, lecturer, lessons, man, many, meeting, online, people, pupil, school, seminar, student, study, success, tablet, teacher, team, teamwork, thumb, trainee, training, tutorial, uni, university, university of applied sciences, up, women, workshop, group work, study course
• ID: 152179931
• Model: 13822436 13832117 13832102 13832087 13832111 13822433 13832084 13791293 13832120 13832099 13822439 13832129 14252576
• 5616 x 3744 pixels