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College lecturer standing at back of classroom as male and female students sit exam
Male Tutor Teaching University Students In Classroom
Mature Hispanic Education Teacher Handing Over Test Results to Her Students in the Classroom
Photo of clever senior lady academic wear white coat explore reaction chemical experiment isolated on green board background.
A multiracial group of high school students sitting at their desks in a classroom taking an exam or writing an assignment. Their teacher, a mature African-American woman, is standing next to them, talking.
Bald mature professor in smart casualwear standing by desk in front of audience and explaining subject of lecture to intercultural students
A smartly dressed smiling woman is collecting papers from her students in a large airy lecture hall in a university
Woman scientist biologist look at test tubes. Scientific experiment at school or institute. educational laboratory
View from back row of men and women in teens, 20s, and 40s listening to smiling educator standing in front of room. Property release attached.
Answer sheets with pencil drawing fill to select choice, education concept.
Rearview of a young woman raising her hand in a lecture hall
Photo of clever nice senior woman school teacher wear white coat isolated on green board background.
Multi-ethnic group of students with instructor in chemistry lab, wearing safety goggles, working with chemicals in test tubes and beakers.  Selective focus.
Mid adult woman raising her arm to answer a question while attending a lecture at the university.
college life
Chemistry female teacher observing reaction test-tube at classroom and against green blackboard. Experimentation
Male Tutor Teaching University Students In Classroom
Over the shoulder view with focus on diverse group of students listening and taking notes. Property release attached.
Teacher applying test to the class
Photo of charming adorable kind woman school teacher wear white coat conduct lecture isolated on green board background.
Young African American student talking to his professor who is assisting him with the lecture in the classroom.
A woman is standing in front of a whiteboard facing the camera as a group of young adults are sitting in the lecture hall, some with arms raised to ask questions
Chemistry teacher in front of a chalkboard explain a lesson.  Interesting and fascinating. Explore science.
A multiracial group of adults taking a class, sitting at long tables looking up and listening to the instructor who is standing in front of them. The main focus is the man in the middle of the front row.
Optical form with examination
Pupils Carrying Out Experiment In Science Class Wearing Protective Glasses
Teacher applying test to the class
Back view of group of high school students listening to their teach on a class. Focus is on redhead girl. Copy space.
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