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Smiling confident teacher in his classroom standing leaning back against the blank chalkboard with a cheerful friendly smile
Front view of male elementary school teacher in late 40s sitting on desk and looking over assignments while children are outside playing.
One Caucasian male professor sitting on the desk in the classroom and holding a notebook and a pen, checking who is absent.
School subject. Basic education. History and geography. Science concept. Mature bearded teacher in classroom. Private lesson. Back to school. Study with interest. Man mentoring school projects.
Teacher at classroom sitting at desk and teaching students. He is talking to someone in classroom.
Bald professor of university in smart casualwear sitting on desk against blackboard while crossing arms by chest and looking at you
Young male teacher smiling while holding notepad and pen in classroom setting, with chalkboard and drawings visible in background
standing at blackboard - add your text
Smart teacher pointing at math theory while explain idea at classroom. Professional instructor talking about idea while looking at student and walking in front of blackboard in math lesson. Pedagogy.
Portrait of an autistic man outdoors
Smiling teacher standing in front of blackboard
A shot of one Caucasian male professor sitting on the desk in the classroom and holding a notebook and a pen, checking who is absent.
Postage stamp Cyprus 2011 printed in Cyprus shows Ludwig van Beethoven (1770-1827), circa 2011
Front view of Brazilian man in casual clothing pausing from erasing chalkboard to smile at camera in Spanish-speaking elementary school.
Child's Drawings on a Green Chalkboard
Wakefield Star on Walk of Fame. This is in the centre of Wakefield, Yorkshire, England, UK on the pavement and is for Charles Waterton, Naturalist and explorer whose South American adventures inspired Charles Darwin and others.
Caucasian professional teacher sitting while hugging diverse cute student at class and looking at camera. Group of smart multicultural children smiling to camera while standing at classroom. Pedagogy.
Happy man with disability sitting in an university classroom using digital tablet to study
A front view of one Caucasian male teacher standing in the classroom. Save the planet Earth concept.
Knowledge is a power text in a wooden blackboard , motivation for learning and studying.
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Portrait of mid aged male teacher standing in front of blackboard. Confident math professor wearing shirt and bow tie.
One young male teacher posing in front of a green board
Business manager standing by open office cubicles.
happy size. university education concept. mathematics favorite subject. study geometry lesson. measurement concept. bearded man in suit. size measure. math teacher use ruler tool. back to school.
Blackboard with mathematical formula written with chalk
Street Sign Johann Keplerstraat At Amsterdam The Netherlands 29-3-2024
Teacher at classroom sitting on desk, preparing for next school year. Waiting for students.
Free Images: "bestof:David kaiser.jpg David Kaiser on July 12 2006 en wikipedia Liftarn CommonsHelper 2007-06-15 Teacherkaiser wikipedia en Teacherkaiser Original upload log page en"
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