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    Female teacher in hijab teaching lesson at projection screen in classroom — Stock Photo
    Female teacher in hijab teaching lesson at projection screen in classroom
    High school students talking during debate class in classroom — Stock Photo
    High school students talking during debate class in classroom
    Male teacher at touch screen leading lesson in classroom — Stock Photo
    Male teacher at touch screen leading lesson in classroom
    Young woman writing in book — Stock Photo
    Young woman writing in book
    Female college student taking test at desk in classroom — Stock Photo
    Female college student taking test at desk in classroom
    Portrait of confident junior high student — Stock Photo
    Portrait of confident junior high student
    A small girl sits on playset in garden with computer in virtual school — Stock Photo
    A small girl sits on playset in garden with computer in virtual school
    Boy sitting with his hand on his chin — Stock Photo
    Boy sitting with his hand on his chin
    Portrait confident young male college student in shop class — Stock Photo
    Portrait confident young male college student in shop class
    Teenage boy sitting on the bed and thinking — Stock Photo
    Teenage boy sitting on the bed and thinking
    Happy college students taking selfie with digital tablet in park — Stock Photo
    Happy college students taking selfie with digital tablet in park
    Female student sitting alone in classroom during GCSE exam — Stock Photo
    Female student sitting alone in classroom during GCSE exam
    Portrait playful girl student holding molecular structure on head at microscope in laboratory classroom — Stock Photo
    Portrait playful girl student holding molecular structure on head at microscope in laboratory classroom
    Pupils learning in classroom — Stock Photo
    Pupils learning in classroom
    Happy boy using digital tablet — Stock Photo
    Happy boy using digital tablet
    Schoolboy in eyeglasses looking at camera — Stock Photo
    Schoolboy in eyeglasses looking at camera
    Curious kids playing with large dominos in science center — Stock Photo
    Curious kids playing with large dominos in science center
    Portrait of school girls in uniform with crossed arms standing in school corridor — Stock Photo
    Portrait of school girls in uniform with crossed arms standing in school corridor
    Male teacher and students researching at computer in library — Stock Photo
    Male teacher and students researching at computer in library
    Back to school, Color pencil and shavings from sharpening on yellow and blue background — Stock Photo
    Back to school, Color pencil and shavings from sharpening on yellow and blue background
    Students studying in adult education classroom — Stock Photo
    Students studying in adult education classroom
    Junior high school boy placing notebook in backpack in classroom — Stock Photo
    Junior high school boy placing notebook in backpack in classroom
    Young girl drawing on her hand and face at home — Stock Photo
    Young girl drawing on her hand and face at home
    Schoolgirl scribbling on paper — Stock Photo
    Schoolgirl scribbling on paper
    Portrait of african american girl sitting on her desk in the class at school. school and education concept — Stock Photo
    Portrait of african american girl sitting on her desk in the class at school. school and education concept
    High school students clapping in debate class — Stock Photo
    High school students clapping in debate class
    Teacher at blackboard explaining formulas to lawyers — Stock Photo
    Teacher at blackboard explaining formulas to lawyers
    Top view of a college student while she writes in her notebook — Stock Photo
    Top view of a college student while she writes in her notebook
    Portrait smiling female student in cooking class kitchen — Stock Photo
    Portrait smiling female student in cooking class kitchen
    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
    College students with coffee discussing homework — Stock Photo
    College students with coffee discussing homework
    Student in wheelchair studying furnace electronic control system in HVAC classroom — Stock Photo
    Student in wheelchair studying furnace electronic control system in HVAC classroom
    Cute little girl in black dress — Stock Photo
    Cute little girl in black dress
    Focused junior high boy student using computer in computer lab — Stock Photo
    Focused junior high boy student using computer in computer lab
    Students watching geography teacher at projection screen in dark classroom — Stock Photo
    Students watching geography teacher at projection screen in dark classroom
    Rural chinese pupils sitting on ground and playing outdoors — Stock Photo
    Rural chinese pupils sitting on ground and playing outdoors
    Portrait smiling confident female teacher in library — Stock Photo
    Portrait smiling confident female teacher in library
    Cute poy pilling potatoe at home — Stock Photo
    Cute poy pilling potatoe at home
    College graduates in cap and gown holding diplomas — Stock Photo
    College graduates in cap and gown holding diplomas
    Women tasting food in cooking class kitchen — Stock Photo
    Women tasting food in cooking class kitchen
    Portrait of male teacher leaning at desk in classroom — Stock Photo
    Portrait of male teacher leaning at desk in classroom
    Close up of Dentist tools — Stock Photo
    Close up of Dentist tools
    Girl students conducting chemistry experiment in classroom laboratory — Stock Photo
    Girl students conducting chemistry experiment in classroom laboratory
    Chinese boy and girl with book talking on porch — Stock Photo
    Chinese boy and girl with book talking on porch
    Teacher and curious students at interactive earth exhibit in science center — Stock Photo
    Teacher and curious students at interactive earth exhibit in science center
    Primary school students sitting at desks in rural primary school, selective focus — Stock Photo
    Primary school students sitting at desks in rural primary school, selective focus
    Girl doing homework assignment from laptop — Stock Photo
    Girl doing homework assignment from laptop
    Children using digital tablet — Stock Photo
    Children using digital tablet
    Chinese children holding hands and walking while parents watching in background — Stock Photo
    Chinese children holding hands and walking while parents watching in background
    Happy college students studying together at computer in library — Stock Photo
    Happy college students studying together at computer in library
    Boys and girls, working in class — Stock Photo
    Boys and girls, working in class
    3d illustration of a mitochondrion within a cell. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidase sugars and fats to produce energy — Stock Photo
    3d illustration of a mitochondrion within a cell. Mitochondria are organelles found in the cytoplasm of eukaryotic cells. They oxidase sugars and fats to produce energy
    Attentive girl drawing in paper while mother using laptop in background at home — Stock Photo
    Attentive girl drawing in paper while mother using laptop in background at home
    Junior high school students studying at desk in classroom — Stock Photo
    Junior high school students studying at desk in classroom
    Happy asian siblings spending time together in amusement park at christmas — Stock Photo
    Happy asian siblings spending time together in amusement park at christmas
    Front view close up of a young African schoolgirl sitting at a desk smiling, writing in her note book and listening attentively during a lesson in a township elementary school classroom — Stock Photo
    Front view close up of a young African schoolgirl sitting at a desk smiling, writing in her note book and listening attentively during a lesson in a township elementary school classroom
    Young college students talking together — Stock Photo
    Young college students talking together
    Students writing their GCSE exam in classroom — Stock Photo
    Students writing their GCSE exam in classroom
    Portrait of confident teacher — Stock Photo
    Portrait of confident teacher
    Girl rising hand up and answer to teacher — Stock Photo
    Girl rising hand up and answer to teacher