Smiling black senior man attending a class in lecture hall and looking at camera.
Happy black student learning during a class in lecture hall and looking at camera.
Rear view of adult students attending education training class in lecture hall.
University, education class and lecture listening with a girl student ready to take notes for exam.
Black teacher examining assignments of adult students during a class in lecture hall.
Science, students and learning in class with test tubes, PPE and lecture for higher education. Chem
Happy mature man on education training class in lecture hall looking at camera
Back view of group of students raising their arms during a class at lecture hall.
Burnout, tired and university student study in class lecture or library with laptop learning or dig
Smiling middle age lecturer explaining something to student woman during her class
Happy student taking notes during a class at lecture hall and looking at camera.
Happy female college student during a class in lecture hall looking at camera.
Happy mature woman on education training class in lecture hall looking at camera.
Happy black woman studying during a class in lecture hall and looking at camera.
University, education and thinking with a student black woman in class during a lecture or lesson f
Rear view,class of pupils sitting, listening to teacher and wathing online lecture with doctor in
Male professor with face mask disinfecting tables after a class in lecture hall.
College classmates cooperating while e-learning during a class at lecture hall.
Happy black females student during a class in lecture hall looking at camera.
University female African American student listening lecture while attending a class in classroom.
Happy female student listening teacher's lecture during a class at high school.
Happy male trainer or teacher webinar speaker looking at camera giving online class lecture.
photo from behind a plant of a man giving a small class lecture by writing on a whiteboard
Mature student and his classmate talking to their professor after a class at lecture hall.
Female black college students in classroom listening to lecture. Highschool black student in class.
Male student taking notes while learning during a class at lecture hall.
African American student feeling bored while attending class at lecture hall.
Mature professor and his students using laptop during a class at lecture hall.
Happy teacher giving lecture on interactive whiteboard during a class at high school.
Happy Middle Eastern couple reading lecture notes after the class at the university.
