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    Portrait of schoolboy looking at camera — Stock Photo
    Portrait of schoolboy looking at camera
    Hand of teacher writing spelling — Stock Photo
    Hand of teacher writing spelling
    Student using digital tablet by river — Stock Photo
    Student using digital tablet by river
    Rural female teacher and chinese pupils using laptop computer together in school — Stock Photo
    Rural female teacher and chinese pupils using laptop computer together in school
    College friends sitting on wall — Stock Photo
    College friends sitting on wall
    Pupils learning in classroom — Stock Photo
    Pupils learning in classroom
    Large empty room with red and white chairs in rows, ready for a presentation — Stock Photo
    Large empty room with red and white chairs in rows, ready for a presentation
    Young man reading a book outside library building — Stock Photo
    Young man reading a book outside library building
    Portrait confident young woman wearing headscarf in sunny park — Stock Photo
    Portrait confident young woman wearing headscarf in sunny park
    Boy in a library reading a book. — Stock Photo
    Boy in a library reading a book.
    Europe, Grece, Plain of Thessaly, Valley of Penee, World Heritage of UNESCO since 1988, Orthodox Christian monasteries of Meteora perched atop impressive gray rock masses sculpted by erosion, former hermitage that became a monastery — Stock Photo
    Europe, Grece, Plain of Thessaly, Valley of Penee, World Heritage of UNESCO since 1988, Orthodox Christian monasteries of Meteora perched atop impressive gray rock masses sculpted by erosion, former hermitage that became a monastery
    Side view of male student in casual clothes and eyeglasses with modern netbook in hand walking on street near modern building — Stock Photo
    Side view of male student in casual clothes and eyeglasses with modern netbook in hand walking on street near modern building
    Microscopes on desk in lab — Stock Photo
    Microscopes on desk in lab
    Young woman with mobile phone and coffee cup in cafe — Stock Photo
    Young woman with mobile phone and coffee cup in cafe
    Teacher explaining schoolchildren task — Stock Photo
    Teacher explaining schoolchildren task
    Contemporary entrance with lights of elementary school building — Stock Photo
    Contemporary entrance with lights of elementary school building
    Boy using mobile phone — Stock Photo
    Boy using mobile phone
    Chinese children looking at exhibition in museum — Stock Photo
    Chinese children looking at exhibition in museum
    Schoolchildren writing in classroom — Stock Photo
    Schoolchildren writing in classroom
    Students leaving school — Stock Photo
    Students leaving school
    Teacher talking to schoolboy in classroom — Stock Photo
    Teacher talking to schoolboy in classroom
    High angle view of students studying at table in common room — Stock Photo
    High angle view of students studying at table in common room
    Cropped shot of rural female teachers and chinese pupils in the classroom — Stock Photo
    Cropped shot of rural female teachers and chinese pupils in the classroom
    Boy climbing up a rope — Stock Photo
    Boy climbing up a rope
    Front entrance to high school of Bradenton, Florida, United States — Stock Photo
    Front entrance to high school of Bradenton, Florida, United States
    Boy looking up at a display of the planets — Stock Photo
    Boy looking up at a display of the planets
    Primary school students in rural primary school — Stock Photo
    Primary school students in rural primary school
    Modern School Building Exterior at Sunny Day — Stock Photo
    Modern School Building Exterior at Sunny Day
    Serious schoolboy sitting at desk — Stock Photo
    Serious schoolboy sitting at desk
    Crop anonymous male student in stylish outfit with blue rucksack standing near stone steps of building on street of city — Stock Photo
    Crop anonymous male student in stylish outfit with blue rucksack standing near stone steps of building on street of city
    Junior high students — Stock Photo
    Junior high students
    Stylish man in bright headphones surfing mobile phone while leaning on marble wall in sunny day looking away — Stock Photo
    Stylish man in bright headphones surfing mobile phone while leaning on marble wall in sunny day looking away
    Portrait of schoolgirl in classroom — Stock Photo
    Portrait of schoolgirl in classroom
    Rural chinese female teacher and pupils smiling at camera in the classroom — Stock Photo
    Rural chinese female teacher and pupils smiling at camera in the classroom
    Rural female teacher and happy chinese pupils standing together in school yard — Stock Photo
    Rural female teacher and happy chinese pupils standing together in school yard
    Chinese school students studying with books in rural primary school — Stock Photo
    Chinese school students studying with books in rural primary school
    Happy junior high schoolgirl — Stock Photo
    Happy junior high schoolgirl
    Corridor in conference center with numbered doors and backlit — Stock Photo
    Corridor in conference center with numbered doors and backlit
    Schoolchildren sitting on lockers — Stock Photo
    Schoolchildren sitting on lockers
    Pupils learning in classroom — Stock Photo
    Pupils learning in classroom
    Blond boy sitting with book — Stock Photo
    Blond boy sitting with book
    Happy chinese rural pupils coming home from school — Stock Photo
    Happy chinese rural pupils coming home from school
    Close-up of a man assisting his son in using a laptop — Stock Photo
    Close-up of a man assisting his son in using a laptop
    Rural chinese teacher and pupils in red scarves at school yard — Stock Photo
    Rural chinese teacher and pupils in red scarves at school yard
    Junior high schoolgirls — Stock Photo
    Junior high schoolgirls
    Chinese boy looking at solar system exhibition in museum — Stock Photo
    Chinese boy looking at solar system exhibition in museum
    Rural female teacher and happy chinese pupils in classroom — Stock Photo
    Rural female teacher and happy chinese pupils in classroom
    Rural female teacher and pupils using laptop computer together in school — Stock Photo
    Rural female teacher and pupils using laptop computer together in school
    Chinese children visiting science and technology museum — Stock Photo
    Chinese children visiting science and technology museum
    Contemporary university sports club interior — Stock Photo
    Contemporary university sports club interior
    Stack of books on table — Stock Photo
    Stack of books on table
    Desks in classroom at college — Stock Photo
    Desks in classroom at college
    Happy boy sitting in classroom — Stock Photo
    Happy boy sitting in classroom
    Rural female teacher and happy chinese pupils standing together in school yard — Stock Photo
    Rural female teacher and happy chinese pupils standing together in school yard
    High angel view of beakers on desk in lab — Stock Photo
    High angel view of beakers on desk in lab
    Rural chinese teacher and pupils in school and on yard — Stock Photo
    Rural chinese teacher and pupils in school and on yard
    Thoughtful schoolboy standing against whiteboard — Stock Photo
    Thoughtful schoolboy standing against whiteboard
    Woman awarding a rosette badge to a student — Stock Photo
    Woman awarding a rosette badge to a student
    University student using mobile phone in campus — Stock Photo
    University student using mobile phone in campus
    Girl at a screen making a presentation — Stock Photo
    Girl at a screen making a presentation