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    Students painting in class indoors — Stock Photo
    Students painting in class indoors
    Smiling girl conducting scientific experiment in laboratory classroom — Stock Photo
    Smiling girl conducting scientific experiment in laboratory classroom
    Side view of a group of female Caucasian field hockey players and their Caucasian male coach training before a game, standing on a stand, resting, listening to their coach, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players and their Caucasian male coach training before a game, standing on a stand, resting, listening to their coach, on a sunny day
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom
    Thoughtful high school girl taking exam at desk in classroom — Stock Photo
    Thoughtful high school girl taking exam at desk in classroom
    Students studying at desk with teacher — Stock Photo
    Students studying at desk with teacher
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom — Stock Photo
    Boy students conducting scientific experiment, examining liquid in test tube in laboratory classroom
    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
    Teacher explaining material to student — Stock Photo
    Teacher explaining material to student
    Happy teenage student girl studying while sitting at campus in autumn — Stock Photo
    Happy teenage student girl studying while sitting at campus in autumn
    Portrait of two cheerful female students sitting on steps with arms around — Stock Photo
    Portrait of two cheerful female students sitting on steps with arms around
    High school students hanging out — Stock Photo
    High school students hanging out
    Side view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele and looking to camera — Stock Photo
    Side view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele and looking to camera
    Junior high students using digital tablet — Stock Photo
    Junior high students using digital tablet
    Mature female professor teaching students — Stock Photo
    Mature female professor teaching students
    Teacher helping junior high students using computers in library — Stock Photo
    Teacher helping junior high students using computers in library
    Students writing their GCSE exam — Stock Photo
    Students writing their GCSE exam
    Male teacher at touch screen leading lesson in classroom — Stock Photo
    Male teacher at touch screen leading lesson in classroom
    Portrait happy, confident junior high girl students — Stock Photo
    Portrait happy, confident junior high girl students
    Side view of a Caucasian female field hockey player training before a game, working out on a hockey pitch, shading her eyes from the sun, with her teammates in the background, on a sunny day — Stock Photo
    Side view of a Caucasian female field hockey player training before a game, working out on a hockey pitch, shading her eyes from the sun, with her teammates in the background, on a sunny day
    Girl drawing bar graph — Stock Photo
    Girl drawing bar graph
    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 confident young male basketball player dribbling the ball on court in gymnasium — Stock Photo
    Portrait confident young male basketball player dribbling the ball on court in gymnasium
    Smiling junior high girl student with braces — Stock Photo
    Smiling junior high girl student with braces
    Schoolgirl raising hand — Stock Photo
    Schoolgirl raising hand
    Portrait confident female high school teacher at projection screen in classroom — Stock Photo
    Portrait confident female high school teacher at projection screen in classroom
    Portrait of confident junior high school student leaving classroom — Stock Photo
    Portrait of confident junior high school student leaving classroom
    Enthusiastic teenage boy high-fiving classmate in dance class studio — Stock Photo
    Enthusiastic teenage boy high-fiving classmate in dance class studio
    High school students taking exam at tables — Stock Photo
    High school students taking exam at tables
    Smiling female high school student in classroom — Stock Photo
    Smiling female high school student in classroom
    Portrait confident young male college student in library — Stock Photo
    Portrait confident young male college student in library
    Rear view of a Caucasian teenage boy standing in the auditorium directing a teenage girl on stage in an empty school theatre during rehearsals for a performance — Stock Photo
    Rear view of a Caucasian teenage boy standing in the auditorium directing a teenage girl on stage in an empty school theatre during rehearsals for a performance
    Portrait confident student in adult education classroom — Stock Photo
    Portrait confident student in adult education classroom
    Students writing their GCSE exam in classroom — Stock Photo
    Students writing their GCSE exam in classroom
    Pens and index cards on desks in empty classroom — Stock Photo
    Pens and index cards on desks in empty classroom
    Side view of a group of female Caucasian field hockey players preparing before a game, kneeling in front of their Caucasian male coach, on a hockey pitch, who gives them game plan, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players preparing before a game, kneeling in front of their Caucasian male coach, on a hockey pitch, who gives them game plan, on a sunny day
    Portrait smiling, confident young male basketball player team in red jerseys — Stock Photo
    Portrait smiling, confident young male basketball player team in red jerseys
    Students and teacher drawing in classroom — Stock Photo
    Students and teacher drawing in classroom
    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
    Front view of a teenage Caucasian girl in a school classroom sitting at desk, concentrating and writing, with teenage male and female classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage Caucasian girl in a school classroom sitting at desk, concentrating and writing, with teenage male and female classmates sitting at desks working in the background
    Teacher explaining students in classroom — Stock Photo
    Teacher explaining students in classroom
    High school students talking at table in debate class — Stock Photo
    High school students talking at table in debate class
    High school boy student with hand raised during lesson in classroom — Stock Photo
    High school boy student with hand raised during lesson in classroom
    High school students watching teacher leading lesson at whiteboard in classroom — Stock Photo
    High school students watching teacher leading lesson at whiteboard in classroom
    Pensive girl student conducting science experiment in classroom laboratory — Stock Photo
    Pensive girl student conducting science experiment in classroom laboratory
    Happy high school students clapping in debate class — Stock Photo
    Happy high school students clapping in debate class
    Ati warriors from Tribu Baybayanon of Melchor L. Navor National High School at the 2015 Dinagyang Festival, Iloilo City, Western Visayas, Philippines — Stock Photo
    Ati warriors from Tribu Baybayanon of Melchor L. Navor National High School at the 2015 Dinagyang Festival, Iloilo City, Western Visayas, Philippines
    Portrait of teenage Caucasian male high school student wearing a cap and gown on his graduation day, looking to camera and smiling, with other students wearing caps and gowns in the background — Stock Photo
    Portrait of teenage Caucasian male high school student wearing a cap and gown on his graduation day, looking to camera and smiling, with other students wearing caps and gowns in the background
    Side view of a group of happy female Caucasian field hockey players, preparing before a game, standing in a row embracing with hands on their teammates shoulders, smiling on a sunny day — Stock Photo
    Side view of a group of happy female Caucasian field hockey players, preparing before a game, standing in a row embracing with hands on their teammates shoulders, smiling on a sunny day
    Focused high school boy student taking exam at desk in classroom — Stock Photo
    Focused high school boy student taking exam at desk in classroom
    Boys with basketball ball on schoolyard — Stock Photo
    Boys with basketball ball on schoolyard
    Students during IT lesson — Stock Photo
    Students during IT lesson
    Teenage girl sitting on bed at home and studying — Stock Photo
    Teenage girl sitting on bed at home and studying
    Rear view of multi-ethnic group of high school teenagers in a school classroom sitting at desks, all raising their hands to answer a question, their male teacher standing in the background — Stock Photo
    Rear view of multi-ethnic group of high school teenagers in a school classroom sitting at desks, all raising their hands to answer a question, their male teacher standing in the background
    Portrait playful girl student holding molecular structure on head at microscope in laboratory classroom — Stock Photo
    Portrait playful girl student holding molecular structure on head at microscope in laboratory classroom
    Portrait confident junior high school students in classroom — Stock Photo
    Portrait confident junior high school students in classroom
    Portrait of teenage student girl holding book standing against gray wall — Stock Photo
    Portrait of teenage student girl holding book standing against gray wall
    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, the pupils listening while the teacher talks — 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, the pupils listening while the teacher talks
    Focused high school girl student taking exam at desk — Stock Photo
    Focused high school girl student taking exam at desk
    Aerial view of Wuming Buddhist College at night of Seda County, Sichuan province, China — Stock Photo
    Aerial view of Wuming Buddhist College at night of Seda County, Sichuan province, China