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desperate man with neck pain in blue pullover reading book
Students or pupils of school class writing an exam test in classroom concentrating on their work
Teacher or docent writing with chalk on the board or chalkboard or blackboard while math lesson in school class
Students or pupils of school class writing an exam test in classroom concentrating on their work
Education - Pupils and teacher learning at elementary or primary school in the classroom
Education - Pupils and teacher learning at elementary or primary school in the classroom
Education - Young teacher with pupil in his form of the elementary or primary school teaching
sleepy and exhausted adult man with glasses in white shirt and tie sitting with book
Teacher motivating school student in front of the board
Students or pupils of school class writing an exam test in classroom concentrating on their work
Students or pupils of school class writing an exam test in classroom concentrating on their work
Closed book with magnifying glass and green background
Teacher motivating school student in front of the board
Students or pupils having group work while geography lesson and the teacher test or educate them in school or class
Teacher or docent in school holding a geometry triangle in front of a blackboard in school class
Teacher or educator criticize a pupil or student or boy in front of a blackboard in school
Teacher or docent in school holding a pointer in front of a blackboard in school class
Teacher or docent in school holding folder in her hands in front of a blackboard in school class
Teacher or docent in school holding a pointer in front of a blackboard in school class
School class Teacher and student stand in front of a blackboard with math work in a classroom during lesson
Teacher or docent motivate student or pupil or mate or boy in front of a blackboard or board or chalkboard in a class or school
School class Teacher or educator testing in a lessons students in front of the class at the blackboard or board or chalkboard in math
School class teacher and students stand in front of a blackboard with math work in a classroom during lesson
Teacher or educator or docent standing while lesson in front of a blackboard and educate or teach students or pupils or mates in a school or class
Teacher or docent cleaning the chalk of the board or chalkboard or blackboard after the math lesson in school class
Teacher standing in front of a blackboard or teaching students or pupils or mates, in a school class
Teacher standing in front of a blackboard or teaching students or pupils or mates, in a school class
School Students or pupils or mates having group work while geography lesson and the teacher test or educate them in school or class
Teacher or docent in school holding folder in her hands in front of a blackboard in school class
School class Teacher or educator testing in a lessons students in front of the class at the blackboard or board or chalkboard in math
School Students or pupils having group work while geography lesson and the teacher test or educate them in class
School class teacher giving lesson in front of a blackboard or board teaching students or pupils, they are raising their hands as they know all the answers
Successful Teacher and students jump in front of a blackboard with math work in a classroom or class school while lesson
Teacher testing in lesson students in school in front of the class at the blackboard or board or chalkboard in math
Education - Pupils and teacher learning at elementary or primary school in the classroom
Education - Pupils and teacher learning at elementary or primary school in the classroom
Education - Pupils and teacher learning at elementary or primary school in the classroom
Teacher or docent in school holding a pointer in front of a blackboard in school class
Education - Young female teacher with pupil in his form of the elementary or primary school teaching
Teacher testing while lessons students or girl in school in front of the class at the blackboard or board or chalkboard in math
Education - Young teacher with pupil in his form of the elementary or primary school teaching
Students or pupils of school class writing an exam test in classroom concentrating on their work
Teacher testing while lessons students or girl in school in front of the class at the blackboard or board or chalkboard in math