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    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
    Focused high school girl student taking exam at desk in classroom — Stock Photo
    Focused high school girl student taking exam at desk in classroom
    Focused high school boy student taking exam at desk in classroom — Stock Photo
    Focused high school boy student taking exam at desk in classroom
    Smiling male community college instructor talking to student in classroom — Stock Photo
    Smiling male community college instructor talking to student in classroom
    University students sitting at table during exam in classroom — Stock Photo
    University students sitting at table during exam in classroom
    Human organs in container on desk — Stock Photo
    Human organs in container on desk
    Student drawing on chalkboard in classroom — Stock Photo
    Student drawing on chalkboard in classroom
    Students holding pencil over books — Stock Photo
    Students holding pencil over books
    Portrait confident young female college student in computer lab — Stock Photo
    Portrait confident young female college student in computer lab
    Student examining electrical control system on furnace with professor in HVAC classroom one student in wheelchair — Stock Photo
    Student examining electrical control system on furnace with professor in HVAC classroom one student in wheelchair
    Girl showing tablet computer to friend while studying at desk in classroom — Stock Photo
    Girl showing tablet computer to friend while studying at desk in classroom
    Female college students in lab coats talking in science laboratory classroom — Stock Photo
    Female college students in lab coats talking in science laboratory classroom
    Teenage girl student practicing sewing on modern machine in cozy workshop — Stock Photo
    Teenage girl student practicing sewing on modern machine in cozy workshop
    Girl student examining pink liquid, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student examining pink liquid, conducting scientific experiment in laboratory classroom
    Teacher erasing European Union and leaving map of British Isles — Stock Photo
    Teacher erasing European Union and leaving map of British Isles
    Front view mid section of male fashion student using a smartphone while working on a design in a studio at fashion college — Stock Photo
    Front view mid section of male fashion student using a smartphone while working on a design in a studio at fashion college
    Girl writing in a notebook in a classroom — Stock Photo
    Girl writing in a notebook in a classroom
    Young college students studying together in classroom — Stock Photo
    Young college students studying together in classroom
    Male college student conducting scientific experiment in science laboratory classroom — Stock Photo
    Male college student conducting scientific experiment in science laboratory classroom
    Front view close up of a young African schoolgirl sitting at her desk using a smartphone and smiling in a classroom at a township elementary school, with focus on the foreground. — Stock Photo
    Front view close up of a young African schoolgirl sitting at her desk using a smartphone and smiling in a classroom at a township elementary school, with focus on the foreground.
    Young college student using digital tablet in classroom — Stock Photo
    Young college student using digital tablet in classroom
    Smiling students at computer in adult education classroom — Stock Photo
    Smiling students at computer in adult education classroom
    Schoolboy drawing bar graph — Stock Photo
    Schoolboy drawing bar graph
    High angle view of college students studying at desk in classroom — Stock Photo
    High angle view of college students studying at desk in classroom
    Group of multi ethnic kids sitting on their desk in the classroom at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Group of multi ethnic kids sitting on their desk in the classroom at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    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
    Mature female student adjusting headphones at computer in classroom — Stock Photo
    Mature female student adjusting headphones at computer in classroom
    Rear view of caucasian male teacher teaching to diverse students in the class at elementary school. school and education concept — Stock Photo
    Rear view of caucasian male teacher teaching to diverse students in the class at elementary school. school and education concept
    Portrait confident college students in lab coats in science laboratory classroom — Stock Photo
    Portrait confident college students in lab coats in science laboratory classroom
    Portrait happy, confident male community college instructor leading lesson in classroom — Stock Photo
    Portrait happy, confident male community college instructor leading lesson in classroom
    High school students using computer in library — Stock Photo
    High school students using computer in library
    Community college instructor helping student with headphones at computer in computer lab classroom — Stock Photo
    Community college instructor helping student with headphones at computer in computer lab classroom
    College students studying together at desk in classroom — Stock Photo
    College students studying together at desk in classroom
    Portrait close up of a Caucasian teenage boy with dark hair and grey eyes sitting at a desk in a school classroom looking straight 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 looking straight to camera
    Smiling female science teacher leading lesson at projection screen in classroom — Stock Photo
    Smiling female science teacher leading lesson at projection screen in classroom
    Disable mixed race girl sitting in her wheelchair and her female teacher using tablet in the classroom. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Disable mixed race girl sitting in her wheelchair and her female teacher using tablet in the classroom. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Male community college instructor leading lesson at projection screen in classroom — Stock Photo
    Male community college instructor leading lesson at projection screen in classroom
    Female Caucasian teacher and multi ethnic group of kids using laptop during the lesson. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Female Caucasian teacher and multi ethnic group of kids using laptop during the lesson. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Group of multi ethnic kids sitting on their desk in the classroom at school with a Caucasian female teacher. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Group of multi ethnic kids sitting on their desk in the classroom at school with a Caucasian female teacher. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Focused male college student taking test at desk in classroom — Stock Photo
    Focused male college student taking test at desk in classroom
    Portrait confident male community college instructor at computer in classroom — Stock Photo
    Portrait confident male community college instructor at computer in classroom
    From below black woman with dreadlocks smiling and using tablet while sitting in illuminated lecture hall during lesson — Stock Photo
    From below black woman with dreadlocks smiling and using tablet while sitting in illuminated lecture hall during lesson
    African american student smiling in class — Stock Photo
    African american student smiling in class
    Portrait confident man in adult education computer classroom — Stock Photo
    Portrait confident man in adult education computer classroom
    Boy writing on a blackboard in a classroom — Stock Photo
    Boy writing on a blackboard in a classroom
    Group of diverse students wearing face masks raising their hands in the class at school. hygiene and social distancing at school during covid 19 pandemic — Stock Photo
    Group of diverse students wearing face masks raising their hands in the class at school. hygiene and social distancing at school during covid 19 pandemic
    Abandoned old building — Stock Photo
    Abandoned old building
    Front view of a teenage Caucasian girl in a school classroom sitting at desk, with her head leaning on her hand, looking away, 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, with her head leaning on her hand, looking away, with teenage male and female classmates sitting at desks working in the background
    Teenage girl student practicing sewing on modern machine in cozy workshop — Stock Photo
    Teenage girl student practicing sewing on modern machine in cozy workshop
    Cute boy sitting at table — Stock Photo
    Cute boy sitting at table
    Desks in modern classroom, high angle view — Stock Photo
    Desks in modern classroom, high angle view
    High angle view of students practicing diagram while studyhing at desk in classroom — Stock Photo
    High angle view of students practicing diagram while studyhing at desk in classroom
    College students studying together in classroom — Stock Photo
    College students studying together in classroom
    Close-up of girl writing on blackboard in classroom — Stock Photo
    Close-up of girl writing on blackboard in classroom
    Little boy writing on desk — Stock Photo
    Little boy writing on desk
    Close up portrait of a young Caucasian female fashion student standing with arms crossed smiling to camera in a studio at fashion college, with another student working in the background — Stock Photo
    Close up portrait of a young Caucasian female fashion student standing with arms crossed smiling to camera in a studio at fashion college, with another student working in the background
    Front view of two young African schoolboys looking at a smartphone during a break from lessons in a township elementary school classroom, in the foreground the back view of two other boys also looking at something together — Stock Photo
    Front view of two young African schoolboys looking at a smartphone during a break from lessons in a township elementary school classroom, in the foreground the back view of two other boys also looking at something together
    Schoolboy using digital tablet — Stock Photo
    Schoolboy using digital tablet
    Side view close up of two young young African schoolgirls sitting at their desk whispering to each other during a lesson in a township elementary school classroom. — Stock Photo
    Side view close up of two young young African schoolgirls sitting at their desk whispering to each other during a lesson in a township elementary school classroom.
    Smiling high school girl student talking with classmates in classroom — Stock Photo
    Smiling high school girl student talking with classmates in classroom