Mature teacher assisting his student during a class at the university.
Schoolgirl paying attention during a class at elementary school.
Presentation and training in business office
Portrait of mid adult man during a class at the university looking at camera.
Mature professor thinking while solving formula on whiteboard in the classroom.
Mature professor assisting his student on a class at university classroom.
African American professor assisting her students on a class at the university.
Pensive male student attending a class at the university.
Engaged Students Interacting with Teacher During a Classroom Discussion Session
Happy female students talking while walking through university hallway.
Elementary student writing on whiteboard during a class at school.
Young male student writing an exam in the classroom at the university.
Young black student learning with teacher's help during a class at the university.
Mature male student learning at university library.
Happy college friends talking while walking through a hallway.
Happy black adult education teacher with group of students in the classroom looking at camera.
Schoolgirl learning with teacher's assistance during a class at elementary school.
University student and her friend cooperating while studying together.
Smiling high school teacher talking to her students during a class in the classroom.
Portrait of happy mature student in the classroom looking at camera.
Happy female students having fun and talking while walking through university hallway,
High school teacher assisting black female student during a class in the classroom.
Happy mature professor talking to group of college students at campus.
Portrait of happy mature teacher standing in the classroom and looking at camera.
Happy female friends talking while walking in a hallway at the university.
Group of Students in a Classroom Receiving Instruction from Their Teacher
African American college student learning during class in the classroom.
Black male student feeling bored during class at the university.
Young happy student standing at campus and looking at camera.
Young woman and her male friend studying together at the university.
