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    African american student smiling in class — Stock Photo
    African american student smiling in class
    Male teacher leading lesson in classroom — Stock Photo
    Male teacher leading lesson in classroom
    Junior high students using computer in library — Stock Photo
    Junior high students using computer in library
    Caucasian male teacher and students putting recyclable plastic items in tray at school. school and education concept — Stock Photo
    Caucasian male teacher and students putting recyclable plastic items in tray at school. school and education concept
    Young women friends sharing headphones listening to music with mp3 player — Stock Photo
    Young women friends sharing headphones listening to music with mp3 player
    Rural female teacher and students in open air during after school activities — Stock Photo
    Rural female teacher and students in open air during after school activities
    Boys smiling at camera — Stock Photo
    Boys smiling at camera
    Teacher assisting students in chemical experiment at laboratory — Stock Photo
    Teacher assisting students in chemical experiment at laboratory
    Caucasian male doctor talking to group of diverse students sitting in the class at school. health protection and safety at school during covid-19 pandemic concept — Stock Photo
    Caucasian male doctor talking to group of diverse students sitting in the class at school. health protection and safety at school during covid-19 pandemic concept
    College students smiling and talking together — Stock Photo
    College students smiling and talking together
    Chinese young adults jumping on lawn in autumnal park — Stock Photo
    Chinese young adults jumping on lawn in autumnal park
    Novice monks children studying — Stock Photo
    Novice monks children studying
    Curious students watching interactive earth exhibit in science center — Stock Photo
    Curious students watching interactive earth exhibit in science center
    Young college students studying at desk in calssroom — Stock Photo
    Young college students studying at desk in calssroom
    University students discussing reports in laboratory — Stock Photo
    University students discussing reports in laboratory
    Male and female students with books — Stock Photo
    Male and female students with books
    Chinese school students studying with books in rural primary school — Stock Photo
    Chinese school students studying with books in rural primary school
    Person writing on whiteboard — Stock Photo
    Person writing on whiteboard
    African american students smiling together — Stock Photo
    African american students smiling together
    Rear view of a multi-ethnic group of teenage male and female high school pupils in a classroom, working on computers and concentrating — Stock Photo
    Rear view of a multi-ethnic group of teenage male and female high school pupils in a classroom, working on computers and concentrating
    Chinese students using smartphone in cafe — Stock Photo
    Chinese students using smartphone in cafe
    Friends taking self portrait — Stock Photo
    Friends taking self portrait
    High school teacher supervising students taking exam desks classroom — Stock Photo
    High school teacher supervising students taking exam desks classroom
    Chinese business couple with children walking hand in hand at street — Stock Photo
    Chinese business couple with children walking hand in hand at street
    Cheerful schoolgirl with classmate posing on street — Stock Photo
    Cheerful schoolgirl with classmate posing on street
    Teacher helping junior high students using computer in computer lab — Stock Photo
    Teacher helping junior high students using computer in computer lab
    Junior high students talking on stairs — Stock Photo
    Junior high students talking on stairs
    Instructor training students about air conditioning units in HVAC classroom — Stock Photo
    Instructor training students about air conditioning units in HVAC classroom
    Cheerful young diverse female friends celebrating meeting in city — Stock Photo
    Cheerful young diverse female friends celebrating meeting in city
    Smiling college students walking in corridor — Stock Photo
    Smiling college students walking in corridor
    Happy media students clapping in classroom — Stock Photo
    Happy media students clapping in classroom
    Thoughtful teenage girl sitting in classroom at university — Stock Photo
    Thoughtful teenage girl sitting in classroom at university
    Female college student showing tablet computer to classmate while standing in library — Stock Photo
    Female college student showing tablet computer to classmate while standing in library
    Students examining DNA model in classroom laboratory — Stock Photo
    Students examining DNA model in classroom laboratory
    Boys sitting at desk in classroom — Stock Photo
    Boys sitting at desk in classroom
    High school students hanging out — Stock Photo
    High school students hanging out
    High school teacher supervising students taking exam at desks — Stock Photo
    High school teacher supervising students taking exam at desks
    Chinese school students studying in rural primary school — Stock Photo
    Chinese school students studying in rural primary school
    School classroom full of pupils — Stock Photo
    School classroom full of pupils
    Chinese college students playing smart phone in front of a university building — Stock Photo
    Chinese college students playing smart phone in front of a university building
    Junior high students using computers in computer lab — Stock Photo
    Junior high students using computers in computer lab
    College students with coffee descending stairway — Stock Photo
    College students with coffee descending stairway
    Children raising hands — Stock Photo
    Children raising hands
    Laughing, happy young woman with backpack on sidewalk — Stock Photo
    Laughing, happy young woman with backpack on sidewalk
    Young students practicing chemistry experiment in lab — Stock Photo
    Young students practicing chemistry experiment in lab
    Chinese school students studying with books in rural primary school — Stock Photo
    Chinese school students studying with books in rural primary school
    Chinese schoolchildren with bicycles outdoors — Stock Photo
    Chinese schoolchildren with bicycles outdoors
    Multi ethnic group of elementary school children looking at camera, wearing face masks in school hall. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Multi ethnic group of elementary school children looking at camera, wearing face masks in school hall. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Teacher assisting schoolboy studying — Stock Photo
    Teacher assisting schoolboy studying
    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
    Curious students conducting scientific experiment, watching liquid in vial in laboratory classroom — Stock Photo
    Curious students conducting scientific experiment, watching liquid in vial in laboratory classroom
    Chef teaching people at kitchen — Stock Photo
    Chef teaching people at kitchen
    Man with female friends in classroom — Stock Photo
    Man with female friends in classroom
    Junior high students and teachers using computers in computer lab — Stock Photo
    Junior high students and teachers using computers in computer lab
    Community college students using digital tablet in classroom — Stock Photo
    Community college students using digital tablet in classroom
    First-aiders practicing cardiopulmonary resuscitation on training dummy. — Stock Photo
    First-aiders practicing cardiopulmonary resuscitation on training dummy.
    College students conducting scientific experiment in science laboratory classroom — Stock Photo
    College students conducting scientific experiment in science laboratory classroom
    Male instructor helping students in shop class workshop — Stock Photo
    Male instructor helping students in shop class workshop
    Eacher teaching mathematics to children — Stock Photo
    Eacher teaching mathematics to children
    Front view close up of a young African schoolgirl sitting at a desk using a laptop computer and smiling during a lesson in a township elementary school classroom, in the background classmates are sitting at their desks working — Stock Photo
    Front view close up of a young African schoolgirl sitting at a desk using a laptop computer and smiling during a lesson in a township elementary school classroom, in the background classmates are sitting at their desks working