Yliopiston tentti. Parrakas professori koulun oppitunnilla luokkahuoneen pöydillä. Liitutaulu kopioi tilaa. Hyvät opettajat ovat usein viestintämestareita. Kiitos, opettaja. - Kuvapankin valokuva ja kuva

Exam in college. Bearded professor at school lesson at desks in classroom. Chalkboard copy space. Good tutors are often communication masters. Thank You Teacher

Teachers day - knowledge and educational school concept. Portrait of male University Teacher indoors. Teacher and tutoring education concept. Learning and education concept

Good teachers enjoy teaching. Teacher is skilled leader. Friendly teacher in classroom near blackboard desk. Teachers challenges and inspires. Back to school and happy time

Friendly teacher in classroom near blackboard desk. Education and learning people concept - female Teacher near blackboard. Teachers day. Thank You Teacher

Line drawing. geometric shapes at high school. senior man teacher use ruler while drawing. bearded tutor man draw with ruler on blackboard. back to school. school disciplines. Education and knowledge.

Formal education. Mature pedagogue share his knowledge. Stem knowledge is in demand in modern world. Knowledge concept. Information is everywhere but wisdom is scarce. Man bearded tutor in classroom.

Good idea to study. back to school. math education in school. bearded man give marks. write notes in book. happy senior lecturer make notes. teacher of geography. classroom with map and blackboard.

Closeup face of excited professor or surprised teacher on blackboard isolated

Senior man. Old man with white beard holding axe on red paper in wooden wall

Senior man. Portrait of smiling happy man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Old man with white beard holding axe on red paper in wooden wall

Old bearded man with yellow flowers and green leaves in long grey beard on sad face in red checkered shirt holding pink flower bud on studio background, copy space

Senior man. Portrait of senior man with white beard over a wooden background

Senior man. Portrait of senior man with white beard over a wooden background

Serious senior bearded man or watchmaker with white beard in black hat with watch mechanical metallic gears and cogwheels holds light bulb on colorful wall

Senior man. Portrait of smiling happy man with white beard over a wooden background

Old bearded man with yellow flowers and green leaves in long grey beard on winking face in red checkered shirt on studio background