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    Side view of smiling students studying at desk in classroom — Stock Photo
    Side view of smiling students studying at desk in classroom
    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
    Portrait smiling, enthusiastic junior high school girl student with braces in classroom — Stock Photo
    Portrait smiling, enthusiastic junior high school girl student with braces in classroom
    High angle view of female university student practicing diagram while studying at desk in classroom — Stock Photo
    High angle view of female university student practicing diagram while studying at desk in classroom
    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
    Portrait confident high school students on stair landing — Stock Photo
    Portrait confident high school students on stair landing
    Front view of a teenage African American female high school student reading to a multi-ethnic class of teenagers in a school classroom sitting at desks listening and concentrating, their male Caucasian teacher standing and listening in the background — Stock Photo
    Front view of a teenage African American female high school student reading to a multi-ethnic class of teenagers in a school classroom sitting at desks listening and concentrating, their male Caucasian teacher standing and listening in the background
    Male teacher calling on students in classroom — Stock Photo
    Male teacher calling on students in classroom
    Female student holding equipment while practicing experiment in laboratory — Stock Photo
    Female student holding equipment while practicing experiment in laboratory
    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
    Focused boy student using microscope in classroom — Stock Photo
    Focused boy student using microscope in classroom
    Curious junior high school student looking at map on computer in classroom — Stock Photo
    Curious junior high school student looking at map on computer in classroom
    Smiling male teacher and students programming robotics at laptop in classroom — Stock Photo
    Smiling male teacher and students programming robotics at laptop in classroom
    Portrait of teenage girl holding tablet while sitting by machinery in lab — Stock Photo
    Portrait of teenage girl holding tablet while sitting by machinery in lab
    Side view of a Caucasian teenage male high school student in an empty high school theatre preparing before a performance, standing on the stage, holding a script and practicing his part — Stock Photo
    Side view of a Caucasian teenage male high school student in an empty high school theatre preparing before a performance, standing on the stage, holding a script and practicing his part
    Teenage female wearing safety glasses while practicing science experiment in lab — Stock Photo
    Teenage female wearing safety glasses while practicing science experiment in lab
    High school students doing homework and talking at tables in classroom — Stock Photo
    High school students doing homework and talking at tables in classroom
    Schoolkids using laptop in classroom at school — Stock Photo
    Schoolkids using laptop in classroom at school
    Teenage girls designing denim jacket in fashion design class — Stock Photo
    Teenage girls designing denim jacket in fashion design class
    Junior high school student removing headphones from backpack in classroom — Stock Photo
    Junior high school student removing headphones from backpack in classroom
    Side view of a Caucasian sad teenage girl sitting on the ground alone in a schoolyard in a high school — Stock Photo
    Side view of a Caucasian sad teenage girl sitting on the ground alone in a schoolyard in a high school
    Female college student holding equipment while practicing experiment in laboratory — Stock Photo
    Female college student holding equipment while practicing experiment in laboratory
    Front view of a multi-ethnic group of male and female teenager students talking as they walk through their school grounds — Stock Photo
    Front view of a multi-ethnic group of male and female teenager students talking as they walk through their school grounds
    Portrait smiling, confident tween boy playing basketball in schoolyard — Stock Photo
    Portrait smiling, confident tween boy playing basketball in schoolyard
    Side view a Caucasian male high school teacher, standing at the front of a class, talking to a multi-ethnic group of teenagers in a school classroom sitting at desks in rows, listening — Stock Photo
    Side view a Caucasian male high school teacher, standing at the front of a class, talking to a multi-ethnic group of teenagers in a school classroom sitting at desks in rows, listening
    Portrait of smiling female student wearing school uniform standing in corridor — Stock Photo
    Portrait of smiling female student wearing school uniform standing in corridor
    Side view of female teenage student reading book while sitting by shelf in library — Stock Photo
    Side view of female teenage student reading book while sitting by shelf in library
    High school students studying at tables in classroom — Stock Photo
    High school students studying at tables in classroom
    High angle view of a multi-ethnic group of teenage concentrating pupils sitting at desks in class studying at school in a high school — Stock Photo
    High angle view of a multi-ethnic group of teenage concentrating pupils sitting at desks in class studying at school in a high school
    Young male student using microscope in lab — Stock Photo
    Young male student using microscope in lab
    Front view of multi-ethnic group of teenagers in a high school classroom sitting at desks, all raising their hands to answer a question — Stock Photo
    Front view of multi-ethnic group of teenagers in a high school classroom sitting at desks, all raising their hands to answer a question
    Rear view of a Caucasian male high school teacher sitting on a chair on the stage in an empty school theatre and pointing during rehearsals for a performance, preparing a multi-ethnic group of teenage high school students for a performance — Stock Photo
    Rear view of a Caucasian male high school teacher sitting on a chair on the stage in an empty school theatre and pointing during rehearsals for a performance, preparing a multi-ethnic group of teenage high school students for a performance
    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
    Teacher helping junior high school students at desk in classroom — Stock Photo
    Teacher helping junior high school students at desk in classroom
    Female teacher and curious girl students examining molecular structure in laboratory classroom — Stock Photo
    Female teacher and curious girl students examining molecular structure in laboratory classroom
    Girl students conducting chemistry experiment in classroom laboratory — Stock Photo
    Girl students conducting chemistry experiment in classroom laboratory
    Front view of a Caucasian female and male high school pupils hanging out and embracing each other, standing in their school grounds — Stock Photo
    Front view of a Caucasian female and male high school pupils hanging out and embracing each other, standing in their school grounds
    University students sitting at table during exam in classroom — Stock Photo
    University students sitting at table during exam in classroom
    Junior high school students with hands raised in classroom — Stock Photo
    Junior high school students with hands raised 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
    Teenagers with microphone and video camera vlogging — Stock Photo
    Teenagers with microphone and video camera vlogging
    Girl student examining and touching molecular structure in classroom — Stock Photo
    Girl student examining and touching molecular structure in classroom
    Teenage girl operating video camera, vlogging — Stock Photo
    Teenage girl operating video camera, vlogging
    Teacher leading lesson at touch screen in classroom — Stock Photo
    Teacher leading lesson at touch screen in classroom
    Portrait of smiling, confident junior high school student doing homework in classroom — Stock Photo
    Portrait of smiling, confident junior high school student doing homework in classroom
    Male teacher at touch screen leading lesson in classroom — Stock Photo
    Male teacher at touch screen leading lesson in classroom
    Girl student using microscope in classroom — Stock Photo
    Girl student using microscope in classroom
    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
    Male teacher and boy student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and boy student using microscope, conducting scientific experiment in laboratory classroom
    Focused junior high school girl student doing homework at desk in classroom — Stock Photo
    Focused junior high school girl student doing homework at desk in classroom
    Smiling girl students assembling computer in classroom — Stock Photo
    Smiling girl students assembling computer in classroom
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Female college student using microscope while practicing experiment in lab — Stock Photo
    Female college student using microscope while practicing experiment in lab
    Portrait smiling, confident girl students researching at computer in library — Stock Photo
    Portrait smiling, confident girl students researching at computer in library
    Girl student conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student conducting scientific experiment in laboratory 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
    High school girls descending stairs — Stock Photo
    High school girls descending stairs
    Teenage female university student practicing experiment in chemistry lab — Stock Photo
    Teenage female university student practicing experiment in chemistry lab
    Students studying in the classroom at school — Stock Photo
    Students studying in the classroom at school
    Schoolkids studying in the classroom at school — Stock Photo
    Schoolkids studying in the classroom at school