Middle Aged Male Teacher Of Mathematics Drinking Coffee And Using Laptop Computer At Work When Delivering Lecture On Calculus To Multi Ethnic Group Of StudentsÂ
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
Front view of middle aged university teacher looking at students and using laptop computer when delivering lecture on calculus
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
Middle aged curly haired teacher entering lecture hall, greeting multi ethnic group of students and starting lecture on calculus at university
Young student discussing work with math teacher in lecture hall
Teacher of Mathematics asking question of group of multi-ethnic college students during lesson
Medium shot of middle-aged teacher of mathematics standing at blackboard with equations written on it and explaining topic to students during lecture at university
Tracking shot of multi ethnic group of university students seen from their back raising hands to answer teachers questions during lecture on mathematics
Middle aged female university teacher in glasses smiling and talking to multi ethnic group of students when asking questions during lecture
Handheld shot of middle aged female professor in glasses delivering lecture to multi ethnic group of students at university
Medium shot of optimistic male lecturer sitting at desk and smiling when talking to group of students during lecture on mathematics
Tracking shot of middle aged woman in glasses delivering lecture to group of students of different ethnicities sitting in lecture hall