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
Young student discussing work with math teacher in lecture hall
Handheld medium shot of middle-aged teacher of mathematics holding cup of coffee and having friendly conversation with multi ethnic group of students after lecture
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
Medium shot of smiling middle eastern man holding takeaway coffee cup and talking to group of students before mathematics lesson, handheld
Tracking shot of multi ethnic group of university students seen from their back raising hands to answer teachers questions during lecture on mathematics
Students and lecturers in National Technical University of Ukraine
Medium close up of African American lecturer giving valedictory to graduated students during ceremony
education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
education, high school, university, teaching and people concept - group of international students and teacher or lecturer showing scheme on white board in lecture hall
Medium long portrait of group of multi-ethnic bachelors posing for photo with their lecturer after ceremony, looking at camera