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    College students looking at tablet computer while studying at desk in library — Stock Photo
    College students looking at tablet computer while studying at desk in library
    High school students with hands raised in debate class — Stock Photo
    High school students with hands raised in debate class
    Young student studying at desk om classroom — Stock Photo
    Young student studying at desk om classroom
    Portrait of smiling, confident junior high school students studying in classroom — Stock Photo
    Portrait of smiling, confident junior high school students studying in classroom
    Students writing their GCSE exam — Stock Photo
    Students writing their GCSE exam
    Portrait smiling, confident junior high school girl studying in classroom — Stock Photo
    Portrait smiling, confident junior high school girl studying in classroom
    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
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian boy working on a computer and concentrating in a classroom, with teenage male classmates sitting at desks working in the foreground and background — Stock Photo
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian boy working on a computer and concentrating in a classroom, with teenage male classmates sitting at desks working in the foreground and background
    Side view mid section of group of teenage male and female choristers standing in a row holding sheet music on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view mid section of group of teenage male and female choristers standing in a row holding sheet music on the stage of a school theatre during rehearsals for a performance
    Tween boys playing basketball in schoolyard — Stock Photo
    Tween boys playing basketball in schoolyard
    Portrait smiling, confident tween boy playing basketball in schoolyard — Stock Photo
    Portrait smiling, confident tween boy playing basketball in schoolyard
    High school girls descending stairs — Stock Photo
    High school girls descending stairs
    Side view of a Caucasian and a mixed race teenage girls holding scripts, sitting on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view of a Caucasian and a mixed race teenage girls holding scripts, sitting on the stage of a school theatre during rehearsals for a performance
    Focused boy student in goggles soldering circuit board in classroom — Stock Photo
    Focused boy student in goggles soldering circuit board in classroom
    Teenage female student using digital tablet in desk in classroom — Stock Photo
    Teenage female student using digital tablet in desk in classroom
    Female teacher and students programming and assembling robotics in classroom — Stock Photo
    Female teacher and students programming and assembling robotics in classroom
    Girl student programming and assembling robotics in classroom — Stock Photo
    Girl student programming and assembling robotics in classroom
    Portrait of smiling, confident junior high student carrying books — Stock Photo
    Portrait of smiling, confident junior high student carrying books
    Girl student conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student conducting scientific experiment in laboratory classroom
    Junior high students using computer in computer lab — Stock Photo
    Junior high students using computer in computer lab
    Portrait smiling, confident girl student holding robot — Stock Photo
    Portrait smiling, confident girl student holding robot
    High school students talking and studying at table in classroom — Stock Photo
    High school students talking and studying at table in classroom
    Portrait of a Caucasian teenage boy sitting at a desk in a school classroom looking out of the window, thinking — Stock Photo
    Portrait of a Caucasian teenage boy sitting at a desk in a school classroom looking out of the window, thinking
    Schoolkids holding hands in school campus on a sunny day — Stock Photo
    Schoolkids holding hands in school campus on a sunny day
    View of boy programming at computer in classroom on digital camera viewfinder — Stock Photo
    View of boy programming at computer in classroom on digital camera viewfinder
    Smiling male teacher leading lesson in classroom — Stock Photo
    Smiling male teacher leading lesson in classroom
    Portrait confident junior high students and teachers from above — Stock Photo
    Portrait confident junior high students and teachers from above
    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
    Front view close up of a Caucasian teenage boy sitting at a desk in a school classroom writing in a notebook, with a classmate sitting at a desk in the background — Stock Photo
    Front view close up of a Caucasian teenage boy sitting at a desk in a school classroom writing in a notebook, with a classmate sitting at a desk in the background
    Front view of three Caucasian teenage boys and a mixed race teenage girl holding scripts and smiling, sitting on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Front view of three Caucasian teenage boys and a mixed race teenage girl holding scripts and smiling, sitting on the stage of a school theatre during rehearsals for a performance
    Cropped image of female university student using laptop at desk in classroom — Stock Photo
    Cropped image of female university student using laptop at desk in classroom
    Portrait of smiling, confident junior high school girl in classroom — Stock Photo
    Portrait of smiling, confident junior high school girl in classroom
    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
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom — Stock Photo
    Male teacher and girl students conducting scientific experiment at microscope and laptop in laboratory classroom
    Junior high school students studying in classroom — Stock Photo
    Junior high school students studying in classroom
    High school teacher helping students studying in classroom — Stock Photo
    High school teacher helping students studying in classroom
    Science teacher helping girl student at microscope in classroom laboratory — Stock Photo
    Science teacher helping girl student at microscope in classroom laboratory
    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
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Female high school teacher helping girl student doing homework in classroom — Stock Photo
    Female high school teacher helping girl student doing homework in classroom
    Junior high school boy student doing homework in classroom — Stock Photo
    Junior high school boy student doing homework in classroom
    Teacher helping junior high students using computer in computer lab — Stock Photo
    Teacher helping junior high students using computer in computer lab
    Portrait smiling, confident high school girl in stairway — Stock Photo
    Portrait smiling, confident high school girl in stairway
    Side view of a teenage African American male high school student reading to a multi-ethnic class of teenagers sitting at desks in a school classroom listening and concentrating — Stock Photo
    Side view of a teenage African American male high school student reading to a multi-ethnic class of teenagers sitting at desks in a school classroom listening and concentrating
    Junior high school students doing homework at desks in classroom — Stock Photo
    Junior high school students doing homework at desks in classroom
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    Female teacher and girl students examining molecular structure in classroom — Stock Photo
    Female teacher and girl students examining molecular structure in classroom
    Male science teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students conducting scientific experiment in laboratory classroom
    Portrait confident junior high school boy studying in classroom — Stock Photo
    Portrait confident junior high school boy studying in classroom
    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
    Portrait of a mixed race teenage girl with long, dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background — Stock Photo
    Portrait of a mixed race teenage girl with long, dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background
    Junior high students using computer in computer lab — Stock Photo
    Junior high students using computer in computer lab
    Smiling male science teacher leading lesson at whiteboard in classroom — Stock Photo
    Smiling male science teacher leading lesson at whiteboard in classroom
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Close up of male student practicing experiment in lab — Stock Photo
    Close up of male student practicing experiment in lab
    Female students discussing at desk in classroom — Stock Photo
    Female students discussing at desk in classroom
    Schoolboy looking at globe in classroom at school — Stock Photo
    Schoolboy looking at globe in classroom at school
    Teenage girl holding pipette while practicing chemistry experiment at desk in lab — Stock Photo
    Teenage girl holding pipette while practicing chemistry experiment at desk in lab
    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
    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