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    Boy at Green Science Fair sign — Stock Photo
    Boy at Green Science Fair sign
    Thoughtful schoolboy standing against whiteboard — Stock Photo
    Thoughtful schoolboy standing against whiteboard
    Group of students on science lesson — Stock Photo
    Group of students on science lesson
    Children sitting on cabin porch in the woods — Stock Photo
    Children sitting on cabin porch in the woods
    Man and little girl standing in the kitchen, reading exercise book — Stock Photo
    Man and little girl standing in the kitchen, reading exercise book
    University student talking on mobile phone in computer class at college — Stock Photo
    University student talking on mobile phone in computer class at college
    Female teacher assisting schoolboy — Stock Photo
    Female teacher assisting schoolboy
    Rural female teacher and happy chinese pupils in classroom — Stock Photo
    Rural female teacher and happy chinese pupils in classroom
    Male student on city street — Stock Photo
    Male student on city street
    The Italia Statue, Glasgow University, Glasgow Scotland — Stock Photo
    The Italia Statue, Glasgow University, Glasgow Scotland
    Teacher explaining schoolchildren task — Stock Photo
    Teacher explaining schoolchildren task
    Smiling schoolboy sitting at desk — Stock Photo
    Smiling schoolboy sitting at desk
    Young woman in trendy black outfit typing on laptop keyboard while sitting on border near tree in courtyard of modern building — Stock Photo
    Young woman in trendy black outfit typing on laptop keyboard while sitting on border near tree in courtyard of modern building
    Modern university buildings, wooden beams projecting from a curved wood cladding wall, on a curved ground surface — Stock Photo
    Modern university buildings, wooden beams projecting from a curved wood cladding wall, on a curved ground surface
    Portrait of smiling girl — Stock Photo
    Portrait of smiling girl
    Student writing formula and equations — Stock Photo
    Student writing formula and equations
    Schoolboy playing with building blocks — Stock Photo
    Schoolboy playing with building blocks
    College students walking and talking in corridor — Stock Photo
    College students walking and talking in corridor
    Schoolboy using digital tablet — Stock Photo
    Schoolboy using digital tablet
    Modern AHHAA Science Center exterior in Tartu, Estonia — Stock Photo
    Modern AHHAA Science Center exterior in Tartu, Estonia
    Teacher and schoolboy writing on whiteboard — Stock Photo
    Teacher and schoolboy writing on whiteboard
    Group of students on a science lesson — Stock Photo
    Group of students on a science lesson
    Portrait confident young man standing outside sunny building — Stock Photo
    Portrait confident young man standing outside sunny building
    Students leaving school — Stock Photo
    Students leaving school
    Schoolboy solving mathematics — Stock Photo
    Schoolboy solving mathematics
    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
    Schoolboys using laptops — Stock Photo
    Schoolboys using laptops
    Rows of comfortable seats located inside empty lecture hall before lesson in contemporary university — Stock Photo
    Rows of comfortable seats located inside empty lecture hall before lesson in contemporary university
    Smiling student outside Lund University — Stock Photo
    Smiling student outside Lund University
    Boy in a library reading a book. — Stock Photo
    Boy in a library reading a book.
    University Of San Diego — Stock Photo
    University Of San Diego
    Pupils learning in classroom — Stock Photo
    Pupils learning in classroom
    Happy junior high schoolgirl — Stock Photo
    Happy junior high schoolgirl
    Child buggy pushchair with a red seat outside a modern day care or pre-school building — Stock Photo
    Child buggy pushchair with a red seat outside a modern day care or pre-school building
    Schoolgirl writing in book — Stock Photo
    Schoolgirl writing in book
    Child studying his books. — Stock Photo
    Child studying his books.
    Happy schoolchildren with soccer balls — Stock Photo
    Happy schoolchildren with soccer balls
    Kindergarten children playing in the recreation room — Stock Photo
    Kindergarten children playing in the recreation room
    Chinese children sitting at table in museum — Stock Photo
    Chinese children sitting at table in museum
    Rural female teacher and happy chinese pupils in classroom — Stock Photo
    Rural female teacher and happy chinese pupils in classroom
    Portrait of cheerful boy — Stock Photo
    Portrait of cheerful boy
    Young little asian toddler girl playing with educational toys — Stock Photo
    Young little asian toddler girl playing with educational toys
    Rural primary school teachers in class — Stock Photo
    Rural primary school teachers in class
    Children at a Green Science Fair event — Stock Photo
    Children at a Green Science Fair event
    Three students sitting in class — Stock Photo
    Three students sitting in class
    Teacher looking at schoolboy — Stock Photo
    Teacher looking at schoolboy
    Portrait of a boy smiling — Stock Photo
    Portrait of a boy smiling
    Children in front of school building — Stock Photo
    Children in front of school building
    Rural female teacher and chinese pupils laughing in the classroom — Stock Photo
    Rural female teacher and chinese pupils laughing in the classroom
    Professor assisting students — Stock Photo
    Professor assisting students
    Student boy holding a trophy — Stock Photo
    Student boy holding a trophy
    Teenage boy studying with his father at home — Stock Photo
    Teenage boy studying with his father at home
    Stylish man with backpack looking away standing in yard with red metal construction in sunny day — Stock Photo
    Stylish man with backpack looking away standing in yard with red metal construction in sunny day
    College students talking outside sunny building — Stock Photo
    College students talking outside sunny building
    Corridor in conference center with numbered doors and backlit — Stock Photo
    Corridor in conference center with numbered doors and backlit
    Chinese children sitting at table in museum — Stock Photo
    Chinese children sitting at table in museum
    Happy friends standing in school building — Stock Photo
    Happy friends standing in school building
    Chinese school students raising hands in rural primary school — Stock Photo
    Chinese school students raising hands in rural primary school
    Teacher explaining student whiteboard — Stock Photo
    Teacher explaining student whiteboard
    Europe, Grece, Plain of Thessaly, Valley of Penee, World Heritage of UNESCO since 1988, Orthodox Christian monasteries of Meteora perched atop impressive gray rock sculpted by erosion, the Roussanou convent — 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 sculpted by erosion, the Roussanou convent