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    Girl student examining and touching molecular structure in classroom — Stock Photo
    Girl student examining and touching molecular structure in classroom
    Portrait confident young male college student in corridor — Stock Photo
    Portrait confident young male college student in corridor
    Teenagers with video camera and microphone vlogging — Stock Photo
    Teenagers with video camera and microphone vlogging
    Focused junior high school boy with headphones in classroom — Stock Photo
    Focused junior high school boy with headphones in classroom
    Portrait of a Caucasian female field hockey players, training before a game, standing on a hockey pitch, looking at camera, with her teammates standing in a row behind her on a sunny day — Stock Photo
    Portrait of a Caucasian female field hockey players, training before a game, standing on a hockey pitch, looking at camera, with her teammates standing in a row behind her on a sunny day
    Front view of a teenage mixed-race boy in a school classroom sitting at desk, raising his hand to answer a question, with teenage male and female classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage mixed-race boy in a school classroom sitting at desk, raising his hand to answer a question, with teenage male and female classmates sitting at desks working in the background
    Student using microscope and classmate writing — Stock Photo
    Student using microscope and classmate writing
    View from above high school students taking exam at desks in classroom — Stock Photo
    View from above high school students taking exam at desks in classroom
    Side view of a multi-ethnic group of teenage male field hockey players, preparing before a game, sitting in a changing room, getting ready, tying shoes and focusing — Stock Photo
    Side view of a multi-ethnic group of teenage male field hockey players, preparing before a game, sitting in a changing room, getting ready, tying shoes and focusing
    High school boy student taking exam at desk in classroom — Stock Photo
    High school boy student taking exam at desk in classroom
    Portrait smiling young man in denim shirt and plaid pants — Stock Photo
    Portrait smiling young man in denim shirt and plaid pants
    Portrait smiling, confident junior high school girl student with headphones at desk in classroom — Stock Photo
    Portrait smiling, confident junior high school girl student with headphones at desk in classroom
    Portrait of a Caucasian musician teenage girl sitting by a window, looking to camera and holding a ukulele in a high school — Stock Photo
    Portrait of a Caucasian musician teenage girl sitting by a window, looking to camera and holding a ukulele in a high school
    Portrait of a Caucasian male field hockey coach, preparing his team for a game, standing on a hockey pitch, looking at camera, with his team playing with a ball in the background on a sunny day — Stock Photo
    Portrait of a Caucasian male field hockey coach, preparing his team for a game, standing on a hockey pitch, looking at camera, with his team playing with a ball in the background on a sunny day
    Portrait close up of a mixed race teenage girl with dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background — Stock Photo
    Portrait close up of a mixed race teenage girl with dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background
    Side view close up of a multi-ethnic group of teenage male and female choristers holding sheet music and laughing, standing on the stage of a school theatre during a break in rehearsals for a performance — Stock Photo
    Side view close up of a multi-ethnic group of teenage male and female choristers holding sheet music and laughing, standing on the stage of a school theatre during a break in rehearsals for a performance
    Smiling female high school teacher leading lesson in classroom — Stock Photo
    Smiling female high school teacher leading lesson in classroom
    Dedicated high school boy student taking exam at desk in classroom — Stock Photo
    Dedicated high school boy student taking exam at desk in classroom
    Front view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, with teenage male and female classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, with teenage male and female classmates sitting at desks working in the background
    Side view of a mixed race teenage male high school student in a classroom, working on a computer and concentrating, with other pupils working on computers in the background — Stock Photo
    Side view of a mixed race teenage male high school student in a classroom, working on a computer and concentrating, with other pupils working on computers in the background
    Portrait of confident junior high school student doing homework in classroom — Stock Photo
    Portrait of confident junior high school student doing homework in classroom
    Side view of a Caucasian female field hockey player, during a field hockey game, running with a ball, holding a hockey stick, with her teammates and opponents in the background, on a sunny day — Stock Photo
    Side view of a Caucasian female field hockey player, during a field hockey game, running with a ball, holding a hockey stick, with her teammates and opponents in the background, on a sunny day
    Female high school teacher helping girl student studying at table in classroom — Stock Photo
    Female high school teacher helping girl student studying at table in classroom
    Young female college student listening to classmate in classroom — Stock Photo
    Young female college student listening to classmate in classroom
    Side view of a teenage Caucasian male field hockey player, training on the hockey pitch before a game, preparing to hit the ball with a hockey stick, with his teammates and coach in the background on a sunny day — Stock Photo
    Side view of a teenage Caucasian male field hockey player, training on the hockey pitch before a game, preparing to hit the ball with a hockey stick, with his teammates and coach in the background on a sunny day
    College students with notebooks and digital tablet studying — Stock Photo
    College students with notebooks and digital tablet studying
    Rear view of teenage student girl walking in city during autumn — Stock Photo
    Rear view of teenage student girl walking in city during autumn
    Portrait confident high school girl student taking notes during geography lesson in classroom — Stock Photo
    Portrait confident high school girl student taking notes during geography lesson in classroom
    Male high school teacher leading lesson at projection screen in classroom — Stock Photo
    Male high school teacher leading lesson at projection screen in classroom
    College students talking outside sunny building — Stock Photo
    College students talking outside sunny building
    Portrait close up of a Caucasian teenage boy with short dark hair and grey eyes standing in a school classroom smiling to camera, with classmates talking in the background — Stock Photo
    Portrait close up of a Caucasian teenage boy with short dark hair and grey eyes standing in a school classroom smiling to camera, with classmates talking in the background
    Focused junior high school student using highlighter, doing homework in classroom — Stock Photo
    Focused junior high school student using highlighter, doing homework in classroom
    Portrait confident high school boy in corridor — Stock Photo
    Portrait confident high school boy in corridor
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Focused high school girl student taking exam at desk in classroom — Stock Photo
    Focused high school girl student taking exam at desk in classroom
    Portrait close up of a Caucasian male field hockey player with red hair, wearing a red team strip, standing on a hockey pitch looking to camera on a sunny day — Stock Photo
    Portrait close up of a Caucasian male field hockey player with red hair, wearing a red team strip, standing on a hockey pitch looking to camera on a sunny day
    College students talking and studying in classroom — Stock Photo
    College students talking and studying in classroom
    University students studying in library — Stock Photo
    University students studying in library
    Side view of a group of female Caucasian field hockey players, preparing before a game, huddling, with one player talking to her Caucasian male coach in the foreground, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players, preparing before a game, huddling, with one player talking to her Caucasian male coach in the foreground, on a sunny day
    College students studying together in classroom — Stock Photo
    College students studying together in classroom
    High angle view of a multi-ethnic group of teenage school pupils sitting and standing around a table in a classroom looking at laptop and tablet computers together and talking at break time — Stock Photo
    High angle view of a multi-ethnic group of teenage school pupils sitting and standing around a table in a classroom looking at laptop and tablet computers together and talking at break time
    Teenage girls studying, talking on bed — Stock Photo
    Teenage girls studying, talking on bed
    Front view of a teenage Caucasian boy sitting a desk looking ahead and concentrating in a school classroom, with a row of teenage female classmates sitting at desks behind him — Stock Photo
    Front view of a teenage Caucasian boy sitting a desk looking ahead and concentrating in a school classroom, with a row of teenage female classmates sitting at desks behind him
    Portrait confident young man standing outside sunny building — Stock Photo
    Portrait confident young man standing outside sunny building
    Girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student using microscope, conducting scientific experiment in laboratory classroom
    Portrait close up of a Caucasian musician teenage girl sitting by a window playing the violin in a high school — Stock Photo
    Portrait close up of a Caucasian musician teenage girl sitting by a window playing the violin in a high school
    Portrait confident female student in library — Stock Photo
    Portrait confident female student in library
    College students using smart phones and hanging out — Stock Photo
    College students using smart phones and hanging out
    High school teacher helping students studying in classroom — Stock Photo
    High school teacher helping students studying in classroom
    High school girls ascending stairs — Stock Photo
    High school girls ascending stairs
    High school teacher supervising students taking exam at desks — Stock Photo
    High school teacher supervising students taking exam at desks
    Female friends using smart phone in park — Stock Photo
    Female friends using smart phone in park
    Front view of a teenage Caucasian boy and a teenage African American girl in a high school classroom sitting a desk, using a tablet computer, with teenage classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage Caucasian boy and a teenage African American girl in a high school classroom sitting a desk, using a tablet computer, with teenage classmates sitting at desks working in the background
    Side view of a teenage Caucasian male field hockey player, preparing to hit a ball on the pitch during a hockey game between two multi-ethnic teenage male teams, on a sunny day — Stock Photo
    Side view of a teenage Caucasian male field hockey player, preparing to hit a ball on the pitch during a hockey game between two multi-ethnic teenage male teams, on a sunny day
    Over the shoulder view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, holding a digital tablet — Stock Photo
    Over the shoulder view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, holding a digital tablet
    Confident high school boy student giving presentation in classroom — Stock Photo
    Confident high school boy student giving presentation in classroom
    Rear view of a Caucasian female field hockey goalkeeper, during a field hockey game, standing in a goal, preparing to defend a shot, with her teammates and opponents fighting for a ball in the background, on a sunny day — Stock Photo
    Rear view of a Caucasian female field hockey goalkeeper, during a field hockey game, standing in a goal, preparing to defend a shot, with her teammates and opponents fighting for a ball in the background, on a sunny day
    Side view low section of female field hockey player, during a field hockey game, shooting a ball, holding a hockey stick, with her teammates and opponents in the background, on a sunny day — Stock Photo
    Side view low section of female field hockey player, during a field hockey game, shooting a ball, holding a hockey stick, with her teammates and opponents in the background, on a sunny day
    Low angle front view of a Caucasian teenage female high school student in an empty high school theatre preparing before a performance, standing on the stage, holding a script and practicing her part — Stock Photo
    Low angle front view of a Caucasian teenage female high school student in an empty high school theatre preparing before a performance, standing on the stage, holding a script and practicing her part
    Front view mid section of male high school student wearing a gown, with arms crossed, holding a diploma on his graduation day, with arms crossed — Stock Photo
    Front view mid section of male high school student wearing a gown, with arms crossed, holding a diploma on his graduation day, with arms crossed