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    Junior high school students talking in classroom — Stock Photo
    Junior high school students talking in classroom
    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
    Side view of a teenage Caucasian boy holding sitting in front of a window in a classroom holding a French horn with a multi-ethnic group of teenage male and female musicians sitting behind him — Stock Photo
    Side view of a teenage Caucasian boy holding sitting in front of a window in a classroom holding a French horn with a multi-ethnic group of teenage male and female musicians sitting behind him
    Front view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, showing them a game plan — Stock Photo
    Front view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, showing them a game plan
    College students studying in classroom — Stock Photo
    College students studying in classroom
    Student using microscope and classmate writing — Stock Photo
    Student using microscope and classmate writing
    Two teenage boys with skateboard and backpack shaking hands and laughing on the street — Stock Photo
    Two teenage boys with skateboard and backpack shaking hands and laughing on the street
    Junior high students with backpacks walking in school corridor — Stock Photo
    Junior high students with backpacks walking in school corridor
    Female teacher and junior high school students studying at desk in classroom — Stock Photo
    Female teacher and junior high school students studying at desk in classroom
    Close-up of tins with selection of paintbrushes in various sizes. — Stock Photo
    Close-up of tins with selection of paintbrushes in various sizes.
    Side view of a multi-ethnic group of male and female teenagers hanging out smiling laughing and talking in their school grounds in the sunlight — Stock Photo
    Side view of a multi-ethnic group of male and female teenagers hanging out smiling laughing and talking in their school grounds in the sunlight
    Female high school teacher helping girl student with homework in classroom — Stock Photo
    Female high school teacher helping girl student with homework in classroom
    Side view of a teenage Caucasian male field hockey player, standing alone in a corridor wearing a helmet, preparing and focusing before a game — Stock Photo
    Side view of a teenage Caucasian male field hockey player, standing alone in a corridor wearing a helmet, preparing and focusing before a game
    High school students studying in classroom — Stock Photo
    High school students studying in classroom
    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
    Side view close up of a Caucasian female field hockey players, preparing before a game, standing in a changing room, wearing a hockey helmet, with her teammates standing in a row behind her — Stock Photo
    Side view close up of a Caucasian female field hockey players, preparing before a game, standing in a changing room, wearing a hockey helmet, with her teammates standing in a row behind her
    Two young students are on a university campus. Multiethnic concept — Stock Photo
    Two young students are on a university campus. Multiethnic concept
    Junior high school students watching teacher give lesson at projection screen in classroom — Stock Photo
    Junior high school students watching teacher give lesson at projection screen in classroom
    Female teacher helping girl students researching at laptop at library table — Stock Photo
    Female teacher helping girl students researching at laptop at library table
    Happy high school students clapping in debate class — Stock Photo
    Happy high school students clapping in debate class
    Portrait confident young male college student in computer lab — Stock Photo
    Portrait confident young male college student in computer lab
    Portrait of confident junior high teacher in library — Stock Photo
    Portrait of confident junior high teacher 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
    Happy high school students and teacher clapping in debate class — Stock Photo
    Happy high school students and teacher clapping in debate class
    Female students performing science experiment — Stock Photo
    Female students performing science experiment
    Close up focused young male basketball player with basketball looking up — Stock Photo
    Close up focused young male basketball player with basketball looking up
    Portrait smiling young man in denim shirt and plaid pants — Stock Photo
    Portrait smiling young man in denim shirt and plaid pants
    Focused high school girl student studying in classroom — Stock Photo
    Focused high school girl student studying in classroom
    Happy junior high schoolboy — Stock Photo
    Happy junior high schoolboy
    Teen Girl Holds A Starfish At The Beach During Low Tide — Stock Photo
    Teen Girl Holds A Starfish At The Beach During Low Tide
    Learning, education and school concept. Young woman and man studying for a test or an exam. Tutor books with friends. Young students campus helps friend catching up and learning. — Stock Photo
    Learning, education and school concept. Young woman and man studying for a test or an exam. Tutor books with friends. Young students campus helps friend catching up and learning.
    Portrait confident teenage boy high school student in shop class — Stock Photo
    Portrait confident teenage boy high school student in shop class
    Curious junior high school student using virtual reality simulator in classroom — Stock Photo
    Curious junior high school student using virtual reality simulator in classroom
    Front view of a high school teenage Caucasian boy and teenage mixed race boy in a school classroom sitting a desk, working together, writing and reading in their books, with teenage male and female classmates — Stock Photo
    Front view of a high school teenage Caucasian boy and teenage mixed race boy in a school classroom sitting a desk, working together, writing and reading in their books, with teenage male and female classmates
    Rear view of a Caucasian woman conductor directing a multi-ethnic group of teenage male and female choristers holding sheet music and singing standing on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Rear view of a Caucasian woman conductor directing a multi-ethnic group of teenage male and female choristers holding sheet music and singing standing on the stage of a school theatre during rehearsals for a performance
    High angle close-up of wooden box with crayons in variety of vibrant colors. — Stock Photo
    High angle close-up of wooden box with crayons in variety of vibrant colors.
    Teacher and junior high school students using futuristic touch screen in classroom — Stock Photo
    Teacher and junior high school students using futuristic touch screen in classroom
    College students studying together in classroom — Stock Photo
    College students studying together in classroom
    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
    Front view of a Caucasian female and male high school student couple hanging out, standing in their school grounds, the boy piggybacking the girl — Stock Photo
    Front view of a Caucasian female and male high school student couple hanging out, standing in their school grounds, the boy piggybacking the girl
    Focused young male basketball player shooting the ball — Stock Photo
    Focused young male basketball player shooting the ball
    Young college students studying together — Stock Photo
    Young college students studying together
    Front 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
    Front 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
    Mixed race family of four walking on a cactus trail. — Stock Photo
    Mixed race family of four walking on a cactus trail.
    Front view of a multi-ethnic group of high school teenage male and female school pupils with schoolbags hanging out and talking, sitting on steps in their school grounds — Stock Photo
    Front view of a multi-ethnic group of high school teenage male and female school pupils with schoolbags hanging out and talking, sitting on steps in their school grounds
    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
    Focused junior high school girl student listening in classroom — Stock Photo
    Focused junior high school girl student listening in classroom
    Portrait of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook and looking to camera smiling, with classmates sitting at desks working in the background — Stock Photo
    Portrait of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook and looking to camera smiling, with classmates sitting at desks working in the background
    Side view of a group of female Caucasian field hockey players preparing before a game, huddling around their Caucasian male coach, on a hockey pitch, who gives them game plan, and points at something, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players preparing before a game, huddling around their Caucasian male coach, on a hockey pitch, who gives them game plan, and points at something, on a sunny day
    Attentive high school students listening in classroom — Stock Photo
    Attentive high school students listening in classroom
    High school teacher calling on students during lesson in classroom — Stock Photo
    High school teacher calling on students during lesson in classroom
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Schoolboy using digital tablet — Stock Photo
    Schoolboy using digital tablet
    Bleachers at high school sports field — Stock Photo
    Bleachers at high school sports field
    Small boy hanging on rope while walking climbing net on playground in bright light — Stock Photo
    Small boy hanging on rope while walking climbing net on playground in bright light
    Confident young male basketball player shooting the ball and gesturing, celebrating — Stock Photo
    Confident young male basketball player shooting the ball and gesturing, celebrating
    Low section close up of female field hockey player preparing before a game, sitting in a changing room, putting on her leg pad — Stock Photo
    Low section close up of female field hockey player preparing before a game, sitting in a changing room, putting on her leg pad
    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
    Girl drawing bar graph — Stock Photo
    Girl drawing bar graph
    Happy junior high schoolboy — Stock Photo
    Happy junior high schoolboy