Focus selettivo dell'insegnante che mostra qualcosa allo studente - Foto e immagini stock

Teacher pointing at equations in classroom with student

Female professor pointing at chalkboard with equations during lesson

Dissatisfied teacher looking at student who talking on smartphone in classroom

Teacher standing near chalkboard and speaking with student who talking on smartphone

Female teacher sitting at desk and pointing at something in classroom

Female professor pointing at equations to student in classroom

Female teacher pointing at equations to student in classroom

Beautiful young teacher writing with chalk on blackboard

Selective focus of schoolgirl with raised hand near classmates

Selective focus of schoolkgirl standing near chalkboard with class work lettering and classmates with raised hands

Selective focus of schoolkid with raised hand near classmates

Selective focus of schoolkid standing near chalkboard with class work lettering and classmates with raised hands

Panoramic shot of schoolkgirl standing near chalkboard with class work lettering and classmates with raised hands

Schoolkids sitting at desks near classmate near chalkboard with class work lettering