Portrait d'un enseignant caucasien confiant en classe. Homme d'âge moyen professeur au lycée - Photo & image de stock

Portrait of confident caucasian male teacher in classroom. Middle aged man professor at high school

Portrait of male teacher teaching line of high school students with computer laptop in classroom on blackboard. Education and knowledge concept

Portrait of male teacher teaching line of high school students with computer laptop in classroom on blackboard. Education and knowledge concept

Portrait of male teacher teaching line of high school students with book

Portrait of mature teacher or tutor professor working at table in college or high school. Education and knowledge concept

Man teacher with books. Young professor on lesson at college. Teacher writing text near chalkboard in school classroom

Teacher in casual clothes at blackboard with copy space in class at school

Worry student have a problem with mathematics, E-learning Online Study Learning Concept, Tutor sitting beside desk during private lessons at home.

Bearded man work on laptop in classroom. Man with long beard with computer on chalkboard. Businessman in suit use notebook at school desk. Scientist in glasses on genius face. New technology concept.

Speaker at university meeting in the conference classroom, Old books on a round wooden table, Man looking in laptop display watching training course and listening it,

Teacher in glasses reading reports of talented students correcting mistakes, Portrait of female teacher using modern technology laptop in her class

Attentive teacher talking to her student in science class at the university, Good teachers seek engaged students, Hipster is solving math exam, Modern study technology concept,

Businessman in suit with laptop at school desk. Bearded man work on laptop in classroom. Man with long beard with notebook on chalkboard. Scientist in glasses on genius face. New technology concept.

Teacher in classroom at university or college. Female student on board with computer laptop. Lesson seminar skills. Female teacher trainer tutoring

Portrait of thinking male teacher in school classroom. Teacher sitting on desk writing text in book at school classroom