Bald mature officer pointing at student raising her hand at lesson
Young brunette woman bending over papers with printed assignment
Economic studies
Classroom with posters, board and table
Classroom in language learning school
Posters, board and table in classroom
All ears for the latest descoveries in healthcare
Woman sitting at desk at training
Mature teacher writing down names of frog internal organs on blackboard
Down-syndrome man attending education class in community center, inclusivity of disabled person
Hand of young teacher of geometry drawing triangle with unknown angle
Focus on pensive schoolboy looking at grammar rules on whiteboard
Confident coach of military training pointing at whiteboard with tactics plan
The people at Business Meeting in the conference hall.
Hand of mature teacher of foreign language pointing at document
Watching movie in English at foreign language school
Students, lecturer and explain for education in class for group study, help and prepare for assessm
Multiethnic Group of Incarcerated Young Men Attending Classroom Lesson
Happy young teacher pointing at whiteboard while pupil answering question
Young teacher of physics explaining formulas on blackboard
Young smiling female tutor pointing at paper card with Chinese hieroglyph
Teacher reading a lecture for students
Young confident brunette woman making presentation of secret information
Microphone over conference hall background
Inspiring Young Woman Stands Before Knowledge
Working by blackboard
Confident professor or school teacher looking in open book at lesson
Clever schoolgirl with pen listening to explanation of teacher and making notes
Three young Muslim businessmen sitting in armchairs at seminar or training
Collaborative tech session at university
