Lehrer hält Laptop mit grünem Bildschirm in der Nähe multiethnischer Studenten im Hörsaal der Universität - Stockfoto & -bild

Smiling teacher talking near interracial students with notebooks in university

Positive teacher talking to interracial students in auditory of university

Mature teacher holding laptop with green screen near multiethnic students in university

Mature teacher pointing with hand near multiethnic students using laptops in university

Smiling teacher holding chalk near multiethnic students in university auditorium

Teacher using laptop near blurred students in university

Bearded mature man professor is reading lecture talking and gesturing while students are listening and writing sitting at tables in spacious university classroom.

Young student writing near coffee to go, multiethnic friends and teacher in university

Smiling professor talking during lecture near blurred interracial students in university

Smiling pupil with book pointing with finger near teacher and classmates

Asian schoolboy looking at notebook near erase board and teacher

Smiling pupil with notebook talking near erase board and classmates

Smiling teacher pointing at erase board near blurred pupils

Multicultural teenage pupils listening to middle aged teacher talking during lesson

Smiling teacher looking at blurred pupil near laptop in classroom

Smiling teacher talking near blurred schoolkids and chalkboard

Girl with book and positive african american teacher looking at each other while standing in classroom