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    Young college students practicing chemistry experiment in lab — Stock Photo
    Young college students practicing chemistry experiment in lab
    Focused boy student assembling electronics in classroom — Stock Photo
    Focused boy student assembling electronics in classroom
    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
    Rear view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room — Stock Photo
    Rear view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room
    Teacher and student sitting together with laptop and tablet — Stock Photo
    Teacher and student sitting together with laptop and tablet
    Teenage girl using laptop at desk in classroom — Stock Photo
    Teenage girl using laptop at desk in classroom
    Side view of multi-ethnic group of teenage boys and girls holding scripts and performing on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view of multi-ethnic group of teenage boys and girls holding scripts and performing on the stage of a school theatre during rehearsals for a performance
    Side view of a Caucasian male high school teacher, standing and talking with a teenage Caucasian girl in a school classroom sitting a desk, with teenage classmates sitting at desks working in the background — Stock Photo
    Side view of a Caucasian male high school teacher, standing and talking with a teenage Caucasian girl in a school classroom sitting a desk, with teenage classmates sitting at desks working in the background
    Side view of a Caucasian teenage girl in an empty high school theatre, sitting in the auditorium preparing for a performance, holding a script and learning lines — Stock Photo
    Side view of a Caucasian teenage girl in an empty high school theatre, sitting in the auditorium preparing for a performance, holding a script and learning lines
    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
    Teenage female student using machinery in laboratory at college — Stock Photo
    Teenage female student using machinery in laboratory at college
    Schoolkids using digital tablet in classroom at school — Stock Photo
    Schoolkids using digital tablet in classroom at school
    Eager junior high school students with hands raised in classroom — Stock Photo
    Eager junior high school students with hands raised in classroom
    Female teacher in hijab leading lesson at projection screen in classroom — Stock Photo
    Female teacher in hijab leading lesson at projection screen in classroom
    Man in tuxedo suit standing outdoor — Stock Photo
    Man in tuxedo suit standing outdoor
    Side view of a Caucasian teenage girl sitting at a desk in a school classroom leaning on her desk and smiling at a teenage boy sitting at the best desk, using a laptop and smiling back at her — Stock Photo
    Side view of a Caucasian teenage girl sitting at a desk in a school classroom leaning on her desk and smiling at a teenage boy sitting at the best desk, using a laptop and smiling back at her
    Smiling junior high school students at desk in classroom — Stock Photo
    Smiling junior high school students at desk in classroom
    Students writing their GCSE exam in classroom — Stock Photo
    Students writing their GCSE exam in classroom
    Portrait close up of a Caucasian male field hockey player, wearing a white 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, wearing a white team strip, standing on a hockey pitch looking to camera on a sunny day
    Schoolkid using digital tablet in classroom at school — Stock Photo
    Schoolkid using digital tablet in classroom at school
    High school girl students studying in classroom — Stock Photo
    High school girl students studying in classroom
    Boy student holding and examining molecular structure — Stock Photo
    Boy student holding and examining molecular structure
    Teenage female student looking at laptop while studying at desk in classroom — Stock Photo
    Teenage female student looking at laptop while studying at desk in classroom
    Teenage boys spray painting in high school art class — Stock Photo
    Teenage boys spray painting in high school art class
    Curious students examining DNA model in classroom — Stock Photo
    Curious students examining DNA model in classroom
    Male teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and students conducting scientific experiment in laboratory classroom
    Side view of two teams of female Caucasian field hockey players, preparing before a game, huddling, motivating each other, on a sunny day — Stock Photo
    Side view of two teams of female Caucasian field hockey players, preparing before a game, huddling, motivating each other, on a sunny day
    Male student showing clipboard to classmate while practicing chemistry experiment in lab — Stock Photo
    Male student showing clipboard to classmate while practicing chemistry experiment in lab
    Junior high school students using computer in classroom — Stock Photo
    Junior high school students using computer in classroom
    High school teacher calling on students with hands raised during lesson in classroom — Stock Photo
    High school teacher calling on students with hands raised during lesson in classroom
    Schoolboy writing on chalkboard in classroom at school — Stock Photo
    Schoolboy writing on chalkboard in classroom at school
    Front view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating and looking out of the window, 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 and looking out of the window, with teenage male and female classmates sitting at desks working in the background
    Portrait of smiling, confident junior high school girl writing in notebook in classroom — Stock Photo
    Portrait of smiling, confident junior high school girl writing in notebook in classroom
    Junior high school students with hands raised in classroom — Stock Photo
    Junior high school students with hands raised in classroom
    Digital molecular model of secondary structure of immunoglobulin G antibody. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibody.
    Front view of a teenage mixed-race boy in a school classroom sitting at desk, concentrating and using laptop computer, 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, concentrating and using laptop computer, with teenage male and female classmates sitting at desks working in the background
    Tween boys playing basketball on schoolyard — Stock Photo
    Tween boys playing basketball on schoolyard
    Side view of a group of female Caucasian field hockey players, training before a game, working out on a field hockey pitch, doing planks, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players, training before a game, working out on a field hockey pitch, doing planks, on a sunny day
    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
    Side view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, looking out of the window and leaning his head on his hand — Stock Photo
    Side view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, looking out of the window and leaning his head on his hand
    Side view of a multi-ethnic group of high school teenage male and female school pupils in a classroom, working on computers and concentrating — Stock Photo
    Side view of a multi-ethnic group of high school teenage male and female school pupils in a classroom, working on computers and concentrating
    Teenage girl showing tablet computer to friend while standing in library — Stock Photo
    Teenage girl showing tablet computer to friend while standing in library
    Schoolkids looking at each other in school campus on a sunny day — Stock Photo
    Schoolkids looking at each other in school campus on a sunny day
    Junior high students leaving school building, descending steps — Stock Photo
    Junior high students leaving school building, descending steps
    Side view of an empty classroom, with desks in formation and blackboard behind them, with open windows in sunny day — Stock Photo
    Side view of an empty classroom, with desks in formation and blackboard behind them, with open windows in sunny day
    High school teacher leading lesson, calling on students with arms raised in classroom — Stock Photo
    High school teacher leading lesson, calling on students with arms raised in classroom
    Focused high school girl student studying in classroom — Stock Photo
    Focused high school girl student studying in classroom
    Front view of a multi-ethnic group of male and female teenagers with schoolbags hanging out and talking in their school grounds in sunlight — Stock Photo
    Front view of a multi-ethnic group of male and female teenagers with schoolbags hanging out and talking in their school grounds in sunlight
    Side view of a Caucasian teenage male high school student and a Caucasian male teacher standing on the stage in an empty school theatre preparing before a performance, holding scripts and practicing together, backlit by spotlights — Stock Photo
    Side view of a Caucasian teenage male high school student and a Caucasian male teacher standing on the stage in an empty school theatre preparing before a performance, holding scripts and practicing together, backlit by spotlights
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow). — Stock Photo
    Coloured X-ray of the chest of a 52 year old female patient with metastatic (secondary) lung cancer (yellow).
    Smiling female high school teacher leading lesson in classroom — Stock Photo
    Smiling female high school teacher leading lesson in classroom
    Secondary follicles in an ovary — Stock Photo
    Secondary follicles in an ovary
    Side view of young female student using microscope in lab — Stock Photo
    Side view of young female student using microscope in lab
    High angel view of young man using digital tablet while sitting at desk in classroom — Stock Photo
    High angel view of young man using digital tablet while sitting at desk in classroom
    Junior high boy students and male teacher taking selfie with smart phone — Stock Photo
    Junior high boy students and male teacher taking selfie with smart phone
    Portrait close up of a Caucasian teenage boy with dark hair and grey eyes sitting at a desk in a school classroom wearing headphones around his neck, smiling to camera — Stock Photo
    Portrait close up of a Caucasian teenage boy with dark hair and grey eyes sitting at a desk in a school classroom wearing headphones around his neck, smiling to camera
    Schoolkids studying in the classroom at school — Stock Photo
    Schoolkids studying in the classroom at school
    Side view of a group of female Caucasian field hockey players, training before a game, working out on a field hockey pitch, doing exercises, stretching their legs, bending down to their feet on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players, training before a game, working out on a field hockey pitch, doing exercises, stretching their legs, bending down to their feet on a sunny day
    Rear view of a multi-ethnic group of teenage male field hockey players, training before a game, working out on a field hockey pitch, sprinting on a sunny day — Stock Photo
    Rear view of a multi-ethnic group of teenage male field hockey players, training before a game, working out on a field hockey pitch, sprinting on a sunny day
    Front view of a multi-ethnic group of teenage school pupils standing together in a classroom and smiling to camera at break time — Stock Photo
    Front view of a multi-ethnic group of teenage school pupils standing together in a classroom and smiling to camera at break time