Profesora universitaria en ropa formal de pie cerca de pizarra en el aula - Foto e imagen de stock

Female university professor sitting at desk and using laptop in classroom

Male teacher drinking coffee and using laptop in classroom

Female lecturer standing at desk near chalkboard with equations in class

Female teacher pointing at chalkboard with hand during lesson in classroom

Male teacher in formal wear looking away and sitting on desk in classroom

Male teacher sitting at computer desk and drinking coffee in classroom

Selective focus of schoolkid with raised hand near classmates

Selective focus of schoolgirl with raised hand near classmates

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

Selective focus of upset schoolboy standing near chalkboard and classmate with raised hand