Männlicher Lehrer mit Brille sitzt am Computertisch, hält Apfel in der Hand und blickt in die Kamera im Klassenzimmer - Stockfoto & -bild

Smiling male teacher in glasses sitting at computer desk and reaching for apple in classroom

Pensive male teacher in glasses sitting and using laptop at desk in classroom

Male teacher sitting at computer desk and drinking coffee in classroom

Excited male teacher sitting at desk and using laptop in classroom

Pensive male teacher in glasses sitting at desk and using computer in classroom

Male teacher in formal wear writing equation on chalkboard in maths class

Female teacher sitting at computer desk, holding glasses and having headache in class

Female teacher in glasses sitting at desk and pointing at laptop with blank screen in classroom

Female teacher in glasses sitting at computer desk and holding apple in classroom

Beautiful pensive female teacher in formal wear and glasses in classroom

Teacher pointing at equations in classroom with student

Smiling handsome student holding copybook and looking at camera isolated on white

Female teacher standing in formalwear near chalkboard and holding glasses

Cropped view of male student wiping mathematical equations with sponge in classroom

Female teacher looking at camera and pointing with finger at mathematical equation on chalkboard in class