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505 results

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    Focused African American man in glasses reading book while resting on sofa at home — Stock Photo
    Focused African American man in glasses reading book while resting on sofa at home
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom — Stock Photo
    Students examining liquids in test tube rack, conducting scientific experiment in laboratory classroom
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious, smiling students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Beautiful woman reading book while having coffee at home — Stock Photo
    Beautiful woman reading book while having coffee at home
    Content female student in glasses and with notepad standing in park and looking away — Stock Photo
    Content female student in glasses and with notepad standing in park and looking away
    Serious boy student holding molecular structure in classroom — Stock Photo
    Serious boy student holding molecular structure in classroom
    School in Grashoek village — Stock Photo
    School in Grashoek village
    School in Grashoek village — Stock Photo
    School in Grashoek village
    Woman reading book on window sill at home — Stock Photo
    Woman reading book on window sill at home
    Camel waiting his ride, Wadi Rum — Stock Photo
    Camel waiting his ride, Wadi Rum
    Rural female teacher standing near chalkboard and chinese pupils sitting at desks in the classroom — Stock Photo
    Rural female teacher standing near chalkboard and chinese pupils sitting at desks in the classroom
    Male teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and students conducting scientific experiment in laboratory classroom
    Girl student conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student conducting scientific experiment in laboratory classroom
    Smiling boy student assembling DNA model in classroom — Stock Photo
    Smiling boy student assembling DNA model in classroom
    Surprised students conducting exploding foam scientific experiment in classroom laboratory — Stock Photo
    Surprised students conducting exploding foam scientific experiment in classroom laboratory
    Chinese Historical Museum — Stock Photo
    Chinese Historical Museum
    Smiling little boy with paper plane — Stock Photo
    Smiling little boy with paper plane
    Happy chinese rural female teacher standing near chalkboard in classroom — Stock Photo
    Happy chinese rural female teacher standing near chalkboard in classroom
    Low angle of shabby figurine of Ganapati surrounded by green tropical foliage in Bali — Stock Photo
    Low angle of shabby figurine of Ganapati surrounded by green tropical foliage in Bali
    Pile of books placed on top of vintage TV on shabby tiled floor — Stock Photo
    Pile of books placed on top of vintage TV on shabby tiled floor
    Elderly woman reading by window with enthusiasm — Stock Photo
    Elderly woman reading by window with enthusiasm
    Cheerful male with long hair sitting on bench in garden and reading interesting story in book during weekend — Stock Photo
    Cheerful male with long hair sitting on bench in garden and reading interesting story in book during weekend
    Content ethnic female in stylish outfit sitting on stool in patio and reading novel in book while enjoying summer weekend — Stock Photo
    Content ethnic female in stylish outfit sitting on stool in patio and reading novel in book while enjoying summer weekend
    Rural teacher and pupils in outdoor learning — Stock Photo
    Rural teacher and pupils in outdoor learning
    Female science teacher and girl student writing at whiteboard in classroom — Stock Photo
    Female science teacher and girl student writing at whiteboard in classroom
    Female teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Female teacher and students conducting scientific experiment in laboratory classroom
    Woman reading a book in living room at home — Stock Photo
    Woman reading a book in living room at home
    Beautiful woman lying in the autumn park and reading book — Stock Photo
    Beautiful woman lying in the autumn park and reading book
    Monk near Wat Xieng Thong temple — Stock Photo
    Monk near Wat Xieng Thong temple
    Smiling boy wearing goggles and lab coat in laboratory classroom — Stock Photo
    Smiling boy wearing goggles and lab coat in laboratory classroom
    Content ethnic female in stylish outfit sitting on stool in patio and reading novel in book while enjoying summer weekend — Stock Photo
    Content ethnic female in stylish outfit sitting on stool in patio and reading novel in book while enjoying summer weekend
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom — Stock Photo
    Curious students watching chemical reaction, conducting scientific experiment in laboratory classroom
    Rural female teacher looking at pupils studying in classroom — Stock Photo
    Rural female teacher looking at pupils studying in classroom
    School in Grashoek village — Stock Photo
    School in Grashoek village
    High angle view of rural female teacher and chinese pupils raising hands and smiling at camera in classroom — Stock Photo
    High angle view of rural female teacher and chinese pupils raising hands and smiling at camera in classroom
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette — Stock Photo
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette
    Beautiful woman reading book at home — Stock Photo
    Beautiful woman reading book at home
    Young mindful male barefoot male sitting in lotus pose on pillow with eyes closed practicing yoga on floor near bowl gong and Buddha statuette — Stock Photo
    Young mindful male barefoot male sitting in lotus pose on pillow with eyes closed practicing yoga on floor near bowl gong and Buddha statuette
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom — Stock Photo
    Smiling female science teacher and girl student reading textbook at microscope in laboratory classroom
    Concentrated female in sportswear sitting with crossed legs and closed eyes on yoga mat at home — Stock Photo
    Concentrated female in sportswear sitting with crossed legs and closed eyes on yoga mat at home
    Male teacher and boy student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Male teacher and boy student using microscope, conducting scientific experiment in laboratory classroom
    Woman reading a book in living room — Stock Photo
    Woman reading a book in living room
    Young man using digital tablet in library — Stock Photo
    Young man using digital tablet in library
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom — Stock Photo
    Girl students conducting scientific experiment, examining liquid in beaker in laboratory classroom
    Female teacher and students examining DNA model in classroom — Stock Photo
    Female teacher and students examining DNA model in classroom
    Elderly woman reading by window with enthusiasm — Stock Photo
    Elderly woman reading by window with enthusiasm
    Elderly woman reading by window with enthusiasm — Stock Photo
    Elderly woman reading by window with enthusiasm
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette — Stock Photo
    Young mindful male barefoot male sitting in lotus pose with eyes closed practicing yoga on floor near bowl gong and Buddha statuette
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea — Stock Photo
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea
    Pensive female entrepreneur sitting on bench and leaning on hand while reading book in city — Stock Photo
    Pensive female entrepreneur sitting on bench and leaning on hand while reading book in city
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom — Stock Photo
    Female teacher and students watching scientific experiment chemical reaction in laboratory classroom
    Vintage photo camera and stack of old books placed on lumber box — Stock Photo
    Vintage photo camera and stack of old books placed on lumber box
    Male chinese rural primary school teacher in classroom — Stock Photo
    Male chinese rural primary school teacher in classroom
    Chinese rural female teacher and pupils in the classroom — Stock Photo
    Chinese rural female teacher and pupils in the classroom
    Girl students using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl students using microscope, conducting scientific experiment in laboratory classroom
    Pretty woman in glasses standing along bookshelves and holding open book — Stock Photo
    Pretty woman in glasses standing along bookshelves and holding open book
    Girl student using microscope, conducting scientific experiment in laboratory classroom — Stock Photo
    Girl student using microscope, conducting scientific experiment in laboratory classroom
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea — Stock Photo
    Senior male in wheelchair on promenade looking away in contemplation and enjoying view of sea
    Ground level of female with closed eyes sitting in Padmasana pose while practicing yoga on bridge footpath in sunlight — Stock Photo
    Ground level of female with closed eyes sitting in Padmasana pose while practicing yoga on bridge footpath in sunlight