Šťastný učitel v brýlích při pohledu na kameru, zatímco stojí se zaťatýma rukama v blízkosti tabule - Stock fotografie a obrázky

Happy teacher smiling at camera while standing with open arm near chalkboard

Smiling teacher looking at camera and pointing with finger near chalkboard

Laughing teacher in eyeglasses holding book while standing near chalkboard with open arm

Serious teacher in eyeglasses showing stop gesture while standing near chalkboard

Excited teacher looking at camera and pointing with finger near chalkboard

Thoughtful teacher touching head and looking away while standing with hand on hip near chalkboard

Excited teacher showing winner gesture and looking at camera while standing near chalkboard

Smiling teacher holding books in classroom

Teacher talking and holding laptop during online lecture near chalkboard in classroom

Positive teacher in eyeglasses sitting near digital tablet and book in classroom

Smiling teacher looking at camera near notebook and digital tablet in school

Smiling teacher using laptop near math formulas on chalkboard in school

Happy african american teacher in eyeglasses standing with crossed arms in classroom

Teacher having online lesson on laptop near math formulas on chalkboard

Teacher in eyeglasses standing near chalkboard in school

Teacher pointing at math formulas on chalkboard during online lesson in class