Elegancki mężczyzna i kobieta siedzący przy zielonej tablicy. - Zdjęcie stockowe & obraz

Study for exams. Sensual woman teacher and man student have study session going. Centre for study and research. Study abroad.

She has got books she needs. Woman student look in glasses with book stack and backpack with teacher man writing on chalkboard at school. Preparation to exam. Confident in knowledge. I love to study.

Solving task. Man writing on chalkboard math formulas. Teaching in university. University education. Knowledge transfer. Teacher and student near chalkboard. College university education. High school.

Solving task. Man writing on chalkboard math formulas. Teaching in university. High school. University education. Knowledge transfer. Teacher and student near chalkboard. College university education.

Bearded sexology teacher looks at two sexy female students. Erotic education and sex Symbols on chalkboard. Anatomy lesson and sex education in high school

STEM faculty. Man writing on chalkboard math formulas. Teaching in university. High school. University education. Knowledge transfer. Teacher and student near chalkboard. College university education.

Chemistry teacher in white coat with digital tablet pointing with hand at blackboard

Happy schoolgirl with backpack looking away isolated on red, banner

Pensive schoolchild in glasses looking up near blackboard

Portrait of pensive asian student with backpack isolated on blue

Smiling chemistry teacher in white coat explaining lesson in front of blackboard

Positive student in eyeglasses and vest holding book isolated on purple

Pupil writing on blackboard with chalk during math lesson

Overhead view of young student talking on smartphone while resting on green lawn