Usmívající se učitel ukazující na matematickou rovnici během videohovoru na notebooku ve třídě - Stock fotografie a obrázky

Teacher pointing at chalkboard while holding laptop during online lesson

Smiling teacher holding pen near notebook, smartphone and globe

Smiling teacher writing on notebook near globe and books

Positive teacher holding laptop near chalkboard during online lesson in classroom

Smiling teacher pointing at chalkboard near globe and books in classroom

Young teacher using laptop near globe, books and smartphone in classroom

Teacher holding notebook near books, smartphone and globe

Smiling teacher pointing at chalkboard during online lesson on laptop near globe and books

Cropped view of teacher with chalk writing mathematic formula on chalkboard

Cropped view of teacher writing equation on chalkboard

Cropped view of teacher writing equation on chalkboard, banner

Low angle view of african american businesswoman with pencil looking away, banner

Happy redhead student in glasses and orange sweater reading book isolated on blue

Happy redhead student in glasses and orange sweater holding notebooks and paper cup isolated on blue