Egy férfi tanár magabiztosan áll egy tábla előtt, szenvedélyesen oktatva egy csapat gyereket egy élénk, élénk osztályteremben.. - Stock fotó és kép

Man duster white board

Pupils listening teacher in classroom

Teacher and pupils working at desk together at the elementary school. disclose and develop creativity. Teacher working with Creative Kids. small girls children at school. back to school.

Excited middle aged teacher laughing with closed eyes near happy multicultural pupils, banner

Happy kid laughing while holding books near chalkboard with mathematical formulas

Selective focus of happy boy looking at camera near blurred african american teacher writing on whiteboard

Pensive teen schoolboy holding pencil and looking at laptop near blurred friend in classroom, banner

Selective focus of thoughtful redhead girl near blurred multiethnic classmates and african american teacher

Cropped view of teacher near schoolgirl applying hand sanitizer

Partial view of teacher pointing with finger near schoolgirl applying hand sanitizer

Smiling asian schoolgirl talking during lesson near multicultural classmates