Tracking shot of multi-ethnic students entering lecture hall, professor sitting at desk greeting them
Long shot of ethnically diverse college students entering lecture hall and greeting their teacher
High angle shot of modern professor entering lecture hall, greeting students and starting lesson
Young people in lecture hall listening to teacher at university
Curly smiling mixed race woman teacher meeting multi-ethnic high school students on doorstep of classroom and greeting with elbows. Multiracial classmates entering biology classroom for lesson
Multi ethnic group of university students standing talking to unrecognizable professor when standing in lecture hall
Four diverse friends greeting and entering modern country house
Handheld shot of middle-aged teacher of mathematics talking to multi ethnic group of students standing around him and answering their questions after lecture on calculus
Middle aged male teacher of mathematics drinking coffee and using laptop computer at work when delivering lecture on calculus to multi ethnic group of students
Handheld shot of group of multi ethnic students sitting in lecture hall at university, one of them smiling and talking to professor
Front view of diverse group of students taking notes in lecture hall at university
Front view of middle aged university teacher looking at students and using laptop computer when delivering lecture on calculus