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    Front view of a multi-ethnic group of high school teenage male and female high school pupils in a classroom, sitting at desks working together and talking — Stock Photo
    Front view of a multi-ethnic group of high school teenage male and female high school pupils in a classroom, sitting at desks working together and talking
    Side view of a Caucasian high school teenage girl in an empty high school theatre preparing before a performance, standing on the stage with arms in the air, holding a script and practicing her part — Stock Photo
    Side view of a Caucasian high school teenage girl in an empty high school theatre preparing before a performance, standing on the stage with arms in the air, holding a script and practicing her part
    High school teacher helping students studying in classroom — Stock Photo
    High school teacher helping students studying in classroom
    Smiling high school girl student leaving classroom — Stock Photo
    Smiling high school girl student leaving classroom
    Focused junior high school boy with headphones in classroom — Stock Photo
    Focused junior high school boy with headphones in classroom
    Teenage girl using tablet while standing in lab — Stock Photo
    Teenage girl using tablet while standing in lab
    Smiling girl students assembling computer in classroom — Stock Photo
    Smiling girl students assembling computer in classroom
    Teenage girl wearing safety glasses while practicing science experiment in lab — Stock Photo
    Teenage girl wearing safety glasses while practicing science experiment in lab
    Focused junior high school student doing homework in classroom — Stock Photo
    Focused junior high school student doing homework in classroom
    Curious girl student holding molecule model in classroom — Stock Photo
    Curious girl student holding molecule model in classroom
    High school students clapping for classmate in debate class — Stock Photo
    High school students clapping for classmate in debate class
    Female student writing at desk in classroom — Stock Photo
    Female student writing at desk in classroom
    High school students watching female teacher leading lesson at projection screen in classroom — Stock Photo
    High school students watching female teacher leading lesson at projection screen in classroom
    Students studying in the class at school — Stock Photo
    Students studying in the class at school
    Junior high school students with hands raised in classroom — Stock Photo
    Junior high school students with hands raised in classroom
    Schoolkids using mobile phone in school campus on a sunny day — Stock Photo
    Schoolkids using mobile phone in school campus on a sunny day
    Teenage female student using digital tablet in desk in classroom — Stock Photo
    Teenage female student using digital tablet in desk in classroom
    Female students using computer while practicing experiment in lab — Stock Photo
    Female students using computer while practicing experiment in lab
    Low section of schoolkid studying in the classroom — Stock Photo
    Low section of schoolkid studying in the classroom
    Front view close up of 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
    Front view close up of 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
    Front view close up of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook, with classmates sitting at desks working in the background — Stock Photo
    Front view close up of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook, with classmates sitting at desks working in the background
    Side view close up of a Caucasian sad teenage girl sitting on the ground alone in a schoolyard in a high school — Stock Photo
    Side view close up of a Caucasian sad teenage girl sitting on the ground alone in a schoolyard in a high school
    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
    Students programming at computer in computer lab classroom — Stock Photo
    Students programming at computer in computer lab classroom
    Female college students practicing chemistry experiment in lab — Stock Photo
    Female college students practicing chemistry experiment in lab
    Happy, laughing junior high school students in classroom — Stock Photo
    Happy, laughing junior high school students in classroom
    Happy high school students clapping in debate class — Stock Photo
    Happy high school students clapping in debate class
    Schoolgirl standing near chalkboard in classroom at school — Stock Photo
    Schoolgirl standing near chalkboard in classroom at school
    Teenagers and teacher talking in community center — Stock Photo
    Teenagers and teacher talking in community center
    Young male student using microscope in lab — Stock Photo
    Young male student using microscope in lab
    Side view of a multi-ethnic group of teenage male and female high school pupils in a classroom, working on computers and concentrating — Stock Photo
    Side view of a multi-ethnic group of teenage male and female high school pupils in a classroom, working on computers and concentrating
    High school students talking during debate class in classroom — Stock Photo
    High school students talking during debate class in classroom
    Side view of teenage girl reading book while sitting by shelf in library — Stock Photo
    Side view of teenage girl reading book while sitting by shelf in library
    Side view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating and writing, with teenage mixed race male and African American female classmates sitting at desks working in the on either side of him — Stock Photo
    Side view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating and writing, with teenage mixed race male and African American female classmates sitting at desks working in the on either side of him
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Portrait smiling, confident junior high school girl studying in classroom — Stock Photo
    Portrait smiling, confident junior high school girl studying in classroom
    Young college student using tablet while sitting at desk in classroom — Stock Photo
    Young college student using tablet while sitting at desk in classroom
    Side view close up of 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
    Side view close up of 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
    Teenage girl practicing chemistry experiment in lab — Stock Photo
    Teenage girl practicing chemistry experiment in lab
    High school girl students talking at table in classroom during lesson — Stock Photo
    High school girl students talking at table in classroom during lesson
    Students studying in the classroom at school — Stock Photo
    Students studying in the classroom at school
    Teenagers playing pool indoors — Stock Photo
    Teenagers playing pool indoors
    Schoolkids studying in the classroom at school — Stock Photo
    Schoolkids studying in the classroom at school
    Female student using desktop computer while sitting at desk in classroom — Stock Photo
    Female student using desktop computer while sitting at desk in classroom
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom
    Schoolgirl writing on chalkboard in classroom at school — Stock Photo
    Schoolgirl writing on chalkboard in classroom at school
    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
    Close up of male student practicing experiment in lab — Stock Photo
    Close up of male student practicing experiment in lab
    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
    Schoolkids holding hands in school campus on a sunny day — Stock Photo
    Schoolkids holding hands in school campus on a sunny day
    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
    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
    Front view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele — Stock Photo
    Front view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele
    Students using computer in classroom — Stock Photo
    Students using computer in classroom
    Curious girl student examining molecular structure in classroom — Stock Photo
    Curious girl student examining molecular structure in classroom
    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 conductor and a multi-ethnic group of teenage male and female choristers standing opposite, singing on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view of a Caucasian female conductor and a multi-ethnic group of teenage male and female choristers standing opposite, singing on the stage of a school theatre during rehearsals for a performance
    Junior high school girl student using digital tablets at desk in classroom — Stock Photo
    Junior high school girl student using digital tablets at desk in classroom
    Students researching at computer in dark classroom — Stock Photo
    Students researching at computer in dark classroom
    Boy student examining DNA model in classroom — Stock Photo
    Boy student examining DNA model in classroom