Un hombre sentado en un escritorio, absorto en su portátil, enfocado y productivo. - Foto e imágenes de stock

Smiling teacher pointing with finger near schoolboys and gadgets in classroom

Open to new knowledges. Elderly gray-headed man, professor, teacher and students at lecture, lesson at classroom, indoors. Concept of professional occupation, job, education. Back to school

Teacher with marker and digital tablet standing near pupils

Smiling teacher pointing with finger near schoolboys and gadgets in classroom

Teacher with marker and digital tablet standing near pupils

Asian schoolboy looking at notebook near erase board and teacher

Teacher standing near sad schoolboy in classroom

Cheerful schoolgirl writing on notebook near laptop and teacher during lesson

Smiling schoolboy using digital tablet near notebook

Teen redhead schoolboy talking near laptop and blurred classmate during lesson in classroom

Positive african american teacher pointing with hand near blurred pupils

Cheerful teacher waving hand at pupils on blurred foreground in classroom