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    High school students doing arts and crafts — Stock Photo
    High school students doing arts and crafts
    Boy with toy in classroom — Stock Photo
    Boy with toy in classroom
    Overhead view of schoolgirl playing piano in music school — Stock Photo
    Overhead view of schoolgirl playing piano in music school
    Young male researcher looking at sample under microscope in laboratory. — Stock Photo
    Young male researcher looking at sample under microscope in laboratory.
    Female teacher and junior high school students studying at desk in classroom — Stock Photo
    Female teacher and junior high school students studying at desk in classroom
    Curious girl students conducting scientific experiment in laboratory classroom — Stock Photo
    Curious girl students conducting scientific experiment in laboratory classroom
    Pre-adolescent boy working in computer laboratory with rows of computer monitors. — Stock Photo
    Pre-adolescent boy working in computer laboratory with rows of computer monitors.
    Thoughtful Muslim female in hijab writing in diary while sitting on city street and looking away — Stock Photo
    Thoughtful Muslim female in hijab writing in diary while sitting on city street and looking away
    Portrait enthusiastic young woman with headphones riding bicycle on city street — Stock Photo
    Portrait enthusiastic young woman with headphones riding bicycle on city street
    Boy in a school library — Stock Photo
    Boy in a school library
    A Group Of Friends At The Classroom Corridor. — Stock Photo
    A Group Of Friends At The Classroom Corridor.
    Thoughtful schoolboy in casual wear and wireless headphones enjoying music and drawing with pencils while spending free time in bedroom — Stock Photo
    Thoughtful schoolboy in casual wear and wireless headphones enjoying music and drawing with pencils while spending free time in bedroom
    Concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day — Stock Photo
    Concentrated man with backpack studying at laptop and writing on a notepad sitting in park grass with crossed legs in sunny day
    Adult woman with laptop having smartphone conversation during work at home — Stock Photo
    Adult woman with laptop having smartphone conversation during work at home
    Curious kids stacking large dominos at interactive exhibit in science center — Stock Photo
    Curious kids stacking large dominos at interactive exhibit in science center
    High school teacher supervising students taking exam at tables — Stock Photo
    High school teacher supervising students taking exam at tables
    Teenage girl wearing headphones using a laptop and writing in a notebook — Stock Photo
    Teenage girl wearing headphones using a laptop and writing in a notebook
    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
    Teacher in School of Maasai tribe — Stock Photo
    Teacher in School of Maasai tribe
    Young women in wheelchair using laptop at dining table — Stock Photo
    Young women in wheelchair using laptop at dining table
    Grandmother and granddaughter using digital tablet at home — Stock Photo
    Grandmother and granddaughter using digital tablet at home
    Young adolescent with virtual reality glasses laying on grass outdoors near a lake with a book — Stock Photo
    Young adolescent with virtual reality glasses laying on grass outdoors near a lake with a book
    Smiling active seniors exercising in circle — Stock Photo
    Smiling active seniors exercising in circle
    Thoughtful side view of young woman with blonde hair in warm blue sweater holding open book reading while standing against blurred natural sandy background — Stock Photo
    Thoughtful side view of young woman with blonde hair in warm blue sweater holding open book reading while standing against blurred natural sandy background
    Portrait happy, confident female college student with binder in classroom — Stock Photo
    Portrait happy, confident female college student with binder in classroom
    Thoughtful schoolgirl in classroom — Stock Photo
    Thoughtful schoolgirl in classroom
    Laboratory female technician with scientific micropipette. — Stock Photo
    Laboratory female technician with scientific micropipette.
    Kids playing with toy bricks at interactive construction exhibit in science center — Stock Photo
    Kids playing with toy bricks at interactive construction exhibit in science center
    Boy reading book on coffee table — Stock Photo
    Boy reading book on coffee table
    Smiling female artists with paintbrushes and palettes painting in art class studio — Stock Photo
    Smiling female artists with paintbrushes and palettes painting in art class studio
    Chinese student sitting under a tree using laptop — Stock Photo
    Chinese student sitting under a tree using laptop
    Teacher and students reading in classroom — Stock Photo
    Teacher and students reading in classroom
    Thoughtful girl reading a book in living room at home — Stock Photo
    Thoughtful girl reading a book in living room at home
    Thoughtful schoolboy in casual wear and wireless headphones enjoying music and drawing with pencils while spending free time in bedroom — Stock Photo
    Thoughtful schoolboy in casual wear and wireless headphones enjoying music and drawing with pencils while spending free time in bedroom
    Pile of books on table and woman having meal in background at home — Stock Photo
    Pile of books on table and woman having meal in background at home
    Beautiful woman working on computer in library — Stock Photo
    Beautiful woman working on computer in library
    Portrait confident young man with arms crossed in corridor — Stock Photo
    Portrait confident young man with arms crossed in corridor
    Young woman posing with a book on wooden background — Stock Photo
    Young woman posing with a book on wooden background
    Smiling, happy female community college instructor leading lesson in classroom — Stock Photo
    Smiling, happy female community college instructor leading lesson in classroom
    High school teacher leading geography lesson at projection screen in classroom — Stock Photo
    High school teacher leading geography lesson at projection screen in classroom
    Front view of a young Asian female student wearing a turban and headphones, using a smartphone, a laptop computer and studying in a library — Stock Photo
    Front view of a young Asian female student wearing a turban and headphones, using a smartphone, a laptop computer and studying in a library
    Active seniors hugging in circle — Stock Photo
    Active seniors hugging in circle
    Beautiful woman showing silent gesture in library — Stock Photo
    Beautiful woman showing silent gesture in library
    Side view of young attentive female in modern headset reading textbook while lying on meadow in summer — Stock Photo
    Side view of young attentive female in modern headset reading textbook while lying on meadow in summer
    Side view of thoughtful male student in bright headphones studying in university square and writing in note book sitting on fence — Stock Photo
    Side view of thoughtful male student in bright headphones studying in university square and writing in note book sitting on fence
    Female paramedic CPR training on baby dummy outdoors. — Stock Photo
    Female paramedic CPR training on baby dummy outdoors.
    Teenage boy and girl reading book — Stock Photo
    Teenage boy and girl reading book
    Father with his son holding a book at home — Stock Photo
    Father with his son holding a book at home
    Chinese woman sitting with book in cafe — Stock Photo
    Chinese woman sitting with book in cafe
    Stylish woman sitting on stairs of park in New York smelling flo — Stock Photo
    Stylish woman sitting on stairs of park in New York smelling flo
    Girl playing with interactive exhibit in science center — Stock Photo
    Girl playing with interactive exhibit in science center
    Young female college student studying in window — Stock Photo
    Young female college student studying in window
    Teacher helping junior high school students at desk in classroom — Stock Photo
    Teacher helping junior high school students at desk in classroom
    Focused girl students soldering circuit boards in classroom — Stock Photo
    Focused girl students soldering circuit boards in classroom
    Male speaker on stage talking to audience — Stock Photo
    Male speaker on stage talking to audience
    Students and teacher drawing in classroom — Stock Photo
    Students and teacher drawing in classroom
    Portrait of african american boy siting on his desk in class at elementary school. school and education concept — Stock Photo
    Portrait of african american boy siting on his desk in class at elementary school. school and education concept
    Girl paying with book in store — Stock Photo
    Girl paying with book in store
    Junior high schoolgirl making bar graph — Stock Photo
    Junior high schoolgirl making bar graph
    Junior high students leaving school building, descending steps — Stock Photo
    Junior high students leaving school building, descending steps