Wstrząśnięty nauczyciel dotykając twarzy i wskazując palcem w pobliżu tablicy - Zdjęcie stockowe & obraz

Excited teacher looking at camera and pointing with finger near chalkboard

Shocked geometry teacher touching face and pointing with finger at chalkboard with illustration

Surprised teacher showing idea gesture while standing with hand on hip near chalkboard

Smiling teacher holding open book and showing come here gesture while standing near chalkboard

Smiling teacher looking away and pointing with finger near chalkboard

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

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

Smiling teacher looking at camera and pointing with finger near chalkboard

Teacher in eyeglasses explaining math formulas on chalkboard near digital camera in class

Teacher having online lesson on laptop near math formulas on chalkboard

Teacher talking near math formulas on chalkboard and digital camera in class

Teacher pointing at math formulas on chalkboard and holding laptop during online lesson in classroom

Teacher holding laptop during online lesson near chalkboard with math formulas in class

Smiling teacher pointing with fingers near chalkboard with math formulas and digital camera in class

Teacher talking near blurred digital camera and chalkboard with math formulas in classroom

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