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    High school girl students with hands raised during lesson in classroom — Stock Photo
    High school girl students with hands raised during lesson in classroom
    African american student at chalkboard in class — Stock Photo
    African american student at chalkboard in class
    Students examining DNA model in classroom laboratory — Stock Photo
    Students examining DNA model in classroom laboratory
    High school teacher supervising students taking exam at desks — Stock Photo
    High school teacher supervising students taking exam at desks
    Front view of a multi-ethnic group of teenage male and female high school pupils with schoolbags hanging out, talking and walking down steps in their school grounds — Stock Photo
    Front view of a multi-ethnic group of teenage male and female high school pupils with schoolbags hanging out, talking and walking down steps in their school grounds
    Chinese primary school students writing during class in rural school — Stock Photo
    Chinese primary school students writing during class in rural school
    Front view of a multi-ethnic group of teenage school pupils and their Caucasian male teacher standing in a classroom looking at laptop computers together and smiling — Stock Photo
    Front view of a multi-ethnic group of teenage school pupils and their Caucasian male teacher standing in a classroom looking at laptop computers together and smiling
    College students walking in sunny corridor — Stock Photo
    College students walking in sunny corridor
    High school teacher supervising students taking exam at desks — Stock Photo
    High school teacher supervising students taking exam at desks
    Portrait serious female college student in science laboratory classroom — Stock Photo
    Portrait serious female college student in science laboratory classroom
    Chinese children painting in art class with teacher — Stock Photo
    Chinese children painting in art class with teacher
    Students holding letters in classroom — Stock Photo
    Students holding letters in classroom
    Rural female teacher and chinese pupils smiling at camera in the classroom — Stock Photo
    Rural female teacher and chinese pupils smiling at camera in the classroom
    Side view of a multi-ethnic group of teenage pupils sitting at desks in class studying at school with a Caucasian male teacher standing and talking to one Caucasian girl at her desk — Stock Photo
    Side view of a multi-ethnic group of teenage pupils sitting at desks in class studying at school with a Caucasian male teacher standing and talking to one Caucasian girl at her desk
    Front view of a teenage Caucasian boy in a high school classroom sitting at desk, raising his hand to answer a question, with teenage male classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage Caucasian boy in a high school classroom sitting at desk, raising his hand to answer a question, with teenage male classmates sitting at desks working in the background
    Little girls on morning prayer — Stock Photo
    Little girls on morning prayer
    Female friends talking in locker room — Stock Photo
    Female friends talking in locker room
    Smiling female college student walking in corridor — Stock Photo
    Smiling female college student walking in corridor
    Schoolchildren in school uniform running on sidewalk — Stock Photo
    Schoolchildren in school uniform running on sidewalk
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Rural female teacher and happy pupils playing together at school yard — Stock Photo
    Rural female teacher and happy pupils playing together at school yard
    Male teacher teaching class — Stock Photo
    Male teacher teaching class
    Female Caucasian teacher wearing face mask teaching in class at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Female Caucasian teacher wearing face mask teaching in class at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Female students performing science experiment — Stock Photo
    Female students performing science experiment
    Young students studying in classroom — Stock Photo
    Young students studying in classroom
    Junior high school boy student doing homework in classroom — Stock Photo
    Junior high school boy student doing homework in classroom
    College students listening to professor in classroom — Stock Photo
    College students listening to professor in classroom
    Portrait of confident schoolgirl — Stock Photo
    Portrait of confident schoolgirl
    College students listening and taking notes in classroom — Stock Photo
    College students listening and taking notes in classroom
    University students studying in library — Stock Photo
    University students studying in library
    College students in lab coats discussing notes in science laboratory classroom — Stock Photo
    College students in lab coats discussing notes in science laboratory classroom
    Portrait of smiling female student wearing school uniform standing in corridor — Stock Photo
    Portrait of smiling female student wearing school uniform standing in corridor
    College students discussing homework in stairway — Stock Photo
    College students discussing homework in stairway
    Rear view of a multi-ethnic group of teenage male and female school pupils with schoolbags hanging out, walking in their high school grounds — Stock Photo
    Rear view of a multi-ethnic group of teenage male and female school pupils with schoolbags hanging out, walking in their high school grounds
    Side view close up of a young African schoolboy sitting at his desk and turning around, looking to camera and smiling during a lesson in a township elementary school classroom. — Stock Photo
    Side view close up of a young African schoolboy sitting at his desk and turning around, looking to camera and smiling during a lesson in a township elementary school classroom.
    Wniversity students discussing by whiteboard — Stock Photo
    Wniversity students discussing by whiteboard
    Chinese children painting in art class with teacher — Stock Photo
    Chinese children painting in art class with teacher
    Mature teacher talking with girl — Stock Photo
    Mature teacher talking with girl
    Caucasian girl looking out of window while siting on her desk in class at elementary school. school and education concept — Stock Photo
    Caucasian girl looking out of window while siting on her desk in class at elementary school. school and education concept
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Boy students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Happy chinese rural pupils coming home from school — Stock Photo
    Happy chinese rural pupils coming home from school
    Front view of a young African schoolboy sitting at his desk writing during a lesson in a township elementary school classroom, around him classmates are also sitting at their desks writing — Stock Photo
    Front view of a young African schoolboy sitting at his desk writing during a lesson in a township elementary school classroom, around him classmates are also sitting at their desks writing
    Teacher assisting junior high students — Stock Photo
    Teacher assisting junior high students
    Caucasian male teacher measuring temperature of group of students standing in a queue at school. hygiene and social distancing at school during covid 19 pandemic — Stock Photo
    Caucasian male teacher measuring temperature of group of students standing in a queue at school. hygiene and social distancing at school during covid 19 pandemic
    Front view of two young African schoolgirls sitting at their desk, one raising her hand to answer a question and the other writing in her notebook during a lesson — Stock Photo
    Front view of two young African schoolgirls sitting at their desk, one raising her hand to answer a question and the other writing in her notebook during a lesson
    Male teacher teaching girl — Stock Photo
    Male teacher teaching girl
    Front view of a middle aged African female school teacher standing at the front of the class in front of the blackboard with the rear view of pupils sitting at their desks with hands raised in the foreground during a lesson — Stock Photo
    Front view of a middle aged African female school teacher standing at the front of the class in front of the blackboard with the rear view of pupils sitting at their desks with hands raised in the foreground during a lesson
    Group Of Friends Discussing Over School Project. — Stock Photo
    Group Of Friends Discussing Over School Project.
    Rural female teacher and chinese pupils using laptop computer in classroom — Stock Photo
    Rural female teacher and chinese pupils using laptop computer in classroom
    University student using microscope — Stock Photo
    University student using microscope
    Caucasian female teacher wearing face mask measuring temperature of children in an elementary school. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Caucasian female teacher wearing face mask measuring temperature of children in an elementary school. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Male teacher leading lesson at touch screen in classroom — Stock Photo
    Male teacher leading lesson at touch screen in classroom
    Teacher and students in adult education carpentry workshop class — Stock Photo
    Teacher and students in adult education carpentry workshop class
    Schoolboy raising hand in classroom — Stock Photo
    Schoolboy raising hand in classroom
    Female college students studying — Stock Photo
    Female college students studying
    Female college students using computers in computer lab — Stock Photo
    Female college students using computers in computer lab
    College students studying in park — Stock Photo
    College students studying in park
    Portrait of school girls in uniform standing in school corridor — Stock Photo
    Portrait of school girls in uniform standing in school corridor
    College graduates in cap and gown holding diplomas posing for selfie — Stock Photo
    College graduates in cap and gown holding diplomas posing for selfie
    Side view of a Caucasian and a mixed race teenage girls holding scripts, sitting on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view of a Caucasian and a mixed race teenage girls holding scripts, sitting on the stage of a school theatre during rehearsals for a performance