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    Female teacher and junior high school girl students at desk in classroom — Stock Photo
    Female teacher and junior high school girl students at desk in classroom
    Central Asia, Kyrgyzstan, Issyk Kul Province (Ysyk-K?l), not far from Karakol, haystacks — Stock Photo
    Central Asia, Kyrgyzstan, Issyk Kul Province (Ysyk-K?l), not far from Karakol, haystacks
    Focused junior high school boys doing homework in classroom — Stock Photo
    Focused junior high school boys doing homework in classroom
    Students programming at computer in computer lab classroom — Stock Photo
    Students programming at computer in computer lab classroom
    Male teacher at touch screen leading lesson in classroom — Stock Photo
    Male teacher at touch screen leading lesson in classroom
    Close up of human hands holding shining garland — Stock Photo
    Close up of human hands holding shining garland
    Side view of a multi-ethnic group of teenage male and female musicians sitting in a classroom talking during a break in their school band practice — Stock Photo
    Side view of a multi-ethnic group of teenage male and female musicians sitting in a classroom talking during a break in their school band practice
    Side view of a Caucasian teenage male high school student and a Caucasian male teacher standing on the stage in an empty school theatre preparing before a performance, holding scripts and practicing together, backlit by spotlights — Stock Photo
    Side view of a Caucasian teenage male high school student and a Caucasian male teacher standing on the stage in an empty school theatre preparing before a performance, holding scripts and practicing together, backlit by spotlights
    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
    Front view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, showing them a game plan — Stock Photo
    Front view of a Caucasian male field hockey coach interacting with a group of female Caucasian field hockey players, sitting in a changing room, showing them a game plan
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    High school students talking at table in debate class — Stock Photo
    High school students talking at table in debate class
    Male teacher leading lesson in classroom — Stock Photo
    Male teacher leading lesson in 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
    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
    Portrait smiling teenage girls designing denim jacket in fashion design class — Stock Photo
    Portrait smiling teenage girls designing denim jacket in fashion design class
    Portrait of smiling, confident junior high school students studying in classroom — Stock Photo
    Portrait of smiling, confident junior high school students studying in classroom
    Side view of a teenage Caucasian male hockey player and his Caucasian male hockey coach, sitting in the dressing room talking about the game — Stock Photo
    Side view of a teenage Caucasian male hockey player and his Caucasian male hockey coach, sitting in the dressing room talking about the game
    Side view close up of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, looking out of the window, leaning his head on his hand — Stock Photo
    Side view close up of a teenage Caucasian boy in a school classroom sitting at desk, concentrating, looking out of the window, leaning his head on his hand
    Side view of a group of female Caucasian field hockey players and their Caucasian field hockey coach, training before a game, working out on a field hockey pitch, exercising, doing sit ups, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players and their Caucasian field hockey coach, training before a game, working out on a field hockey pitch, exercising, doing sit ups, on a sunny day
    Portrait confident junior high school girl student doing homework in classroom — Stock Photo
    Portrait confident junior high school girl student doing homework in classroom
    High school girl students talking at table in classroom during lesson — Stock Photo
    High school girl students talking at table in classroom during lesson
    High angle view of teenage girl using smartphone at desk in classroom — Stock Photo
    High angle view of teenage girl using smartphone at desk in classroom
    Side view low section of a group of female field hockey players, before a game, standing in a row, greeting the opponents, on a sunny day — Stock Photo
    Side view low section of a group of female field hockey players, before a game, standing in a row, greeting the opponents, on a sunny day
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquid in test tube, conducting scientific experiment in laboratory classroom
    Elevated view of students writing their GCSE exam in classroom — Stock Photo
    Elevated view of students writing their GCSE exam in classroom
    Portrait of a Caucasian musician teenage girl sitting by a window, looking down and playing a ukulele in a high school — Stock Photo
    Portrait of a Caucasian musician teenage girl sitting by a window, looking down and playing a ukulele in a high school
    Teenage girls designing denim jacket in fashion design class — Stock Photo
    Teenage girls designing denim jacket in fashion design class
    Front view of a multi-ethnic group of teenage male and female high school students with schoolbags hanging out, standing and hand stacking in their school grounds — Stock Photo
    Front view of a multi-ethnic group of teenage male and female high school students with schoolbags hanging out, standing and hand stacking in their school grounds
    Front view of a Caucasian male field hockey coach holding a clipboard, surrounded by a multi-ethnic group of teenage male field hockey players, listening to him on a sunny day while he explains a game plan, preparing his team for a match — Stock Photo
    Front view of a Caucasian male field hockey coach holding a clipboard, surrounded by a multi-ethnic group of teenage male field hockey players, listening to him on a sunny day while he explains a game plan, preparing his team for a match
    Schoolgirl writing on chalkboard in classroom at school — Stock Photo
    Schoolgirl writing on chalkboard in classroom at school
    Male teacher and boy student conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and boy student conducting scientific experiment in laboratory classroom
    Smiling male teacher leading lesson in classroom — Stock Photo
    Smiling male teacher leading lesson in classroom
    Young university students studying at desk in classroom — Stock Photo
    Young university students studying at desk in classroom
    Portrait smiling, confident girl student solving physics equations at whiteboard in classroom — Stock Photo
    Portrait smiling, confident girl student solving physics equations at whiteboard 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
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Rear view of a multi-ethnic group of male and female teenage students talking as they walk through their school grounds — Stock Photo
    Rear view of a multi-ethnic group of male and female teenage students talking as they walk through their school grounds
    Side view mid section of male field hockey coach, sitting in the changing room, using a clipboard and drawing a game plan for the team — Stock Photo
    Side view mid section of male field hockey coach, sitting in the changing room, using a clipboard and drawing a game plan for the team
    Front 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
    Front 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
    Front 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
    Front 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
    Male teacher teaching students in the classroom at school — Stock Photo
    Male teacher teaching students in the classroom at school
    Side view of a multi-ethnic group of teenage male field hockey players training before a game, working out on a field hockey pitch, running on the spot on a sunny day — Stock Photo
    Side view of a multi-ethnic group of teenage male field hockey players training before a game, working out on a field hockey pitch, running on the spot on a sunny day
    Side view of a Caucasian female director and a multi-ethnic group of teenage male and female choristers standing opposite each other holding sheet music and singing on the stage of a school theatre during rehearsals for a performance — Stock Photo
    Side view of a Caucasian female director and a multi-ethnic group of teenage male and female choristers standing opposite each other holding sheet music and singing on the stage of a school theatre during rehearsals for a performance
    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
    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
    Side view of a teenage Caucasian boy 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
    Side view of a teenage Caucasian boy in a school classroom sitting at desk, concentrating and writing, with teenage male and female classmates sitting at desks working in the background
    Portrait close up of a confident mixed race male field hockey player, wearing a red team strip, standing on a hockey pitch looking to camera on a sunny day — Stock Photo
    Portrait close up of a confident mixed race male field hockey player, wearing a red team strip, standing on a hockey pitch looking to camera on a sunny day
    High school teacher calling on students with hands raised during lesson in classroom — Stock Photo
    High school teacher calling on students with hands raised during lesson in classroom
    High angle front view of a Caucasian teenage boy sitting at a desk in a school classroom looking away, thinking, classmates sitting at desks in the background — Stock Photo
    High angle front view of a Caucasian teenage boy sitting at a desk in a school classroom looking away, thinking, classmates sitting at desks in the background
    Digital molecular model of secondary structure of immunoglobulin G antibodies. — Stock Photo
    Digital molecular model of secondary structure of immunoglobulin G antibodies.
    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
    Junior high school students pointing at globe in geography teacher hands — Stock Photo
    Junior high school students pointing at globe in geography teacher hands
    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
    High school boy student with backpack leaving classroom — Stock Photo
    High school boy student with backpack leaving classroom
    Front view of a teenage Caucasian boy sitting a desk looking ahead and raising his hand in a school classroom, with a row of teenage female classmates sitting at desks behind him also raising their hands — Stock Photo
    Front view of a teenage Caucasian boy sitting a desk looking ahead and raising his hand in a school classroom, with a row of teenage female classmates sitting at desks behind him also raising their hands
    Side view of a Caucasian teenage boy in an empty high school theatre, sitting in the auditorium preparing for a performance, holding a script and learning lines — Stock Photo
    Side view of a Caucasian teenage boy in an empty high school theatre, sitting in the auditorium preparing for a performance, holding a script and learning lines
    Portrait smiling, confident girl student next to DNA model in classroom — Stock Photo
    Portrait smiling, confident girl student next to DNA model in classroom
    Schoolboy explaining about world map in classroom at school — Stock Photo
    Schoolboy explaining about world map in classroom at school
    Smiling male teacher and students programming robotics at laptop in classroom — Stock Photo
    Smiling male teacher and students programming robotics at laptop in classroom