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    Focused boy students using digital tablet and microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Focused boy students using digital tablet and microscope, 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 students watching teacher leading lesson at whiteboard in classroom — Stock Photo
    High school students watching teacher leading lesson at whiteboard in classroom
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Junior high school students doing homework at desks in classroom — Stock Photo
    Junior high school students doing homework at desks in classroom
    Female college students practicing chemistry experiment at desk in lab — Stock Photo
    Female college students practicing chemistry experiment at desk in lab
    Front view of a Caucasian female field hockey goalkeeper and a Caucasian male field hockey coach preparing before a game, standing in a changing room, discussing game plan, with other hockey players standing in a row behind them — Stock Photo
    Front view of a Caucasian female field hockey goalkeeper and a Caucasian male field hockey coach preparing before a game, standing in a changing room, discussing game plan, with other hockey players standing in a row behind them
    Front view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele — Stock Photo
    Front view of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele
    High school students clapping for classmate in debate class — Stock Photo
    High school students clapping for classmate in debate class
    France, Northern France, Pas de Calais. Calais. Community gardens. — Stock Photo
    France, Northern France, Pas de Calais. Calais. Community gardens.
    Side view of a group of female Caucasian field hockey players and their Caucasian male coach training before a game, standing on a stand, resting, listening to their coach, on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players and their Caucasian male coach training before a game, standing on a stand, resting, listening to their coach, on a sunny day
    Male teacher teaching students in the classroom at school — Stock Photo
    Male teacher teaching students in the classroom at school
    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
    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
    Female student reading book while standing by shelf in library — Stock Photo
    Female student reading book while standing by shelf in library
    Front view of two Caucasian teenage boys and a mixed race teenage girl in discussion, holding scripts and smiling in the auditorium of an empty school theatre during rehearsals for a performance — Stock Photo
    Front view of two Caucasian teenage boys and a mixed race teenage girl in discussion, holding scripts and smiling in the auditorium of an empty school theatre during rehearsals for a performance
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian girl working on a computer and concentrating in a classroom, with teenage male and female classmates sitting at desks working in the background and foreground — Stock Photo
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian girl working on a computer and concentrating in a classroom, with teenage male and female classmates sitting at desks working in the background and foreground
    Side view close up of a teenage mixed-race boy in a school classroom sitting at desk, concentrating, with teenage male and female classmates sitting at desks working in the background — Stock Photo
    Side view close up of a teenage mixed-race boy in a school classroom sitting at desk, concentrating, with teenage male and female classmates sitting at desks working in the background
    High school students and teacher clapping for student in debate class — Stock Photo
    High school students and teacher clapping for student in debate class
    Female student writing at desk in classroom — Stock Photo
    Female student writing at desk in classroom
    Portrait of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook and looking to camera smiling, with classmates sitting at desks working in the background — Stock Photo
    Portrait of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook and looking to camera smiling, with classmates sitting at desks working in the background
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis — Stock Photo
    Broom stem. Light micrograph (LM) of transverse section through stem of common broom (Salicornia europaea) plant. Broom is drought plant (xerophyte) with ribbed stems and branches to increase area for photosynthesis
    Male teacher using laptop with students in the classroom at school — Stock Photo
    Male teacher using laptop with students in the classroom at school
    High angle view of young male student studying at desk in classroom — Stock Photo
    High angle view of young male student studying at desk in classroom
    Junior high students using digital tablet — Stock Photo
    Junior high students using digital tablet
    Driving south on Chuckanut Drive out of Belllingham on an October day with the leaves on the trees turning yellow; Washington, United States of America — Stock Photo
    Driving south on Chuckanut Drive out of Belllingham on an October day with the leaves on the trees turning yellow; Washington, United States of America
    Female teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and students conducting scientific experiment in laboratory classroom
    Side view of a group of female Caucasian field hockey players training before a game, working out on a field hockey pitch, doing exercises, running, holding hockey sticks on a sunny day — Stock Photo
    Side view of a group of female Caucasian field hockey players training before a game, working out on a field hockey pitch, doing exercises, running, holding hockey sticks on a sunny day
    Italian Garden Through Columns — Stock Photo
    Italian Garden Through Columns
    Front view of a multi-ethnic team of teenage male field hockey players preparing before a game, standing on the pitch in a row, wearing their team strip, holding their hockey sticks, looking to camera on a sunny day — Stock Photo
    Front view of a multi-ethnic team of teenage male field hockey players preparing before a game, standing on the pitch in a row, wearing their team strip, holding their hockey sticks, looking to camera on a sunny day
    College students concentrating during lesson in classroom — Stock Photo
    College students concentrating during lesson in classroom
    Front view of a multi-ethnic group of teenage male field hockey players preparing before a game, in a huddle on the pitch, interacting on a sunny day — Stock Photo
    Front view of a multi-ethnic group of teenage male field hockey players preparing before a game, in a huddle on the pitch, interacting on a sunny day
    Female geography teacher with globe teaching lesson in classroom — Stock Photo
    Female geography teacher with globe teaching lesson in classroom
    Rear view of a Caucasian male field hockey player, training before a game, hitting a ball with a hockey stick, with the stadium in the background on a sunny day — Stock Photo
    Rear view of a Caucasian male field hockey player, training before a game, hitting a ball with a hockey stick, with the stadium in the background on a sunny day
    Girl student programming and assembling robotics in classroom — Stock Photo
    Girl student programming and assembling robotics in classroom
    Female college students practicing chemistry experiment in lab — Stock Photo
    Female college students practicing chemistry experiment in lab
    Side view of a team of female Caucasian field hockey players, during a field hockey game, celebrating a goal, with disappointed opponents standing in the background, on a sunny day — Stock Photo
    Side view of a team of female Caucasian field hockey players, during a field hockey game, celebrating a goal, with disappointed opponents standing in the background, on a sunny day
    Side view of two teams of female Caucasian field hockey players, preparing before a game, huddling, motivating each other, on a sunny day — Stock Photo
    Side view of two teams of female Caucasian field hockey players, preparing before a game, huddling, motivating each other, on a sunny day
    Junior high school students using futuristic touch screen in classroom — Stock Photo
    Junior high school students using futuristic touch screen in classroom
    Male teacher supervising students writing their GCSE exam in classroom — Stock Photo
    Male teacher supervising students writing their GCSE exam in classroom
    Portrait of a teenage Caucasian male field hockey player with red hair, wearing a red team strip, standing on a hockey pitch, with his teammates in the background on a sunny day — Stock Photo
    Portrait of a teenage Caucasian male field hockey player with red hair, wearing a red team strip, standing on a hockey pitch, with his teammates in the background on a sunny day
    Male teacher calling on students in classroom — Stock Photo
    Male teacher calling on students in classroom
    Focused, curious girl programming and assembling robotics at laptop in classroom — Stock Photo
    Focused, curious girl programming and assembling robotics at laptop in 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
    Portrait of a Caucasian male field hockey coach, preparing his team for a game, standing on a hockey pitch, looking at camera, with his team playing with a ball in the background on a sunny day — Stock Photo
    Portrait of a Caucasian male field hockey coach, preparing his team for a game, standing on a hockey pitch, looking at camera, with his team playing with a ball in the background on a sunny day
    Front view of an male Caucasian teacher standing and talking to a Caucasian male student in a multi-ethnic class of teenagers in a high school classroom sitting at desks and working — Stock Photo
    Front view of an male Caucasian teacher standing and talking to a Caucasian male student in a multi-ethnic class of teenagers in a high school classroom sitting at desks and working
    High school students with hands raised during lesson in classroom — Stock Photo
    High school students with hands raised during lesson in classroom
    Curious girl examining molecule model in classroom — Stock Photo
    Curious girl examining molecule model 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
    Portrait confident junior high school students in classroom — Stock Photo
    Portrait confident junior high school students in classroom
    Smiling teenage girl being interviewed for vlog — Stock Photo
    Smiling teenage girl being interviewed for vlog
    Focused girl student assembling circuit board in classroom — Stock Photo
    Focused girl student assembling circuit board in classroom
    Rear view of a Caucasian male field hockey coach standing and interacting with a multi-ethnic group of teenage male field hockey players, sitting in a changing room listening to his instructions — Stock Photo
    Rear view of a Caucasian male field hockey coach standing and interacting with a multi-ethnic group of teenage male field hockey players, sitting in a changing room listening to his instructions
    Portrait of enthusiastic junior high students and teachers cheering — Stock Photo
    Portrait of enthusiastic junior high students and teachers cheering
    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
    Schoolkids taking selfie with mobile phone in school campus on a sunny day — Stock Photo
    Schoolkids taking selfie with mobile phone in school campus on a sunny day
    Teenage female student using digital tablet in desk in classroom — Stock Photo
    Teenage female student using digital tablet in desk in classroom
    High school girl student doing homework at table in classroom — Stock Photo
    High school girl student doing homework at table in classroom
    Portrait of teenage girl with arms crossed standing by desk in lab — Stock Photo
    Portrait of teenage girl with arms crossed standing by desk in lab
    Female high school teacher helping girl student with homework in classroom — Stock Photo
    Female high school teacher helping girl student with homework in classroom