Radosny dojrzały nauczyciel z markerem wskazującym na rozmazane dzieci w pobliżu tablicy kasującej - Zdjęcie stockowe & obraz

Smiling teacher pointing at erase board near blurred pupils

Positive teacher with marker talking near erase board and schoolkids in classroom

Smiling teacher talking near blurred schoolkids and chalkboard

Friendly male teacher is talking to his students checking knowledge, young man is raising hand and answering question, other students are listening. Teaching and learning concept.

Elementary School Physics Teacher Uses Interactive Digital Tablet to Show to a Classroom of Smart Children how Renewable Energy and Wind Turbines Works. Science Class with Kids Listening Attentively

Digital composite of Teacher with class

Happy girl standing with book in classroom near african american teacher

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

Blurred african american teacher writing on whiteboard near pupils in classroom

Excited african american teacher showing wow gesture near blurred children in classroom

African american student with digital tablet talking to blurred classmates near whiteboard with task

Smiling woman pointing at african american student standing near blurred whiteboard

African american teacher reading book to pupils during lesson

Teacher holding laptop with green screen near multiethnic students in auditorium of university