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    Female paramedic practicing mouth-to-mouth while CPR training outdoors. — Stock Photo
    Female paramedic practicing mouth-to-mouth while CPR training outdoors.
    Behind view of school aged boy learning from teacher conducting — Stock Photo
    Behind view of school aged boy learning from teacher conducting
    Boy sitting at desk — Stock Photo
    Boy sitting at desk
    Focused boy student reading textbook at microscope in laboratory classroom — Stock Photo
    Focused boy student reading textbook at microscope in laboratory classroom
    Two girls lying on floor drawing — Stock Photo
    Two girls lying on floor drawing
    Junior high school student using virtual reality simulator glasses in classroom — Stock Photo
    Junior high school student using virtual reality simulator glasses in classroom
    Happy asian girl playing with bubble near fir tree in amusement park at christmas — Stock Photo
    Happy asian girl playing with bubble near fir tree in amusement park at christmas
    Side view of a young African American male fashion student using a smartphone to take a photo of a jacket design on a mannequin in a studio at fashion college — Stock Photo
    Side view of a young African American male fashion student using a smartphone to take a photo of a jacket design on a mannequin in a studio at fashion college
    Classical piano keyboard — Stock Photo
    Classical piano keyboard
    Student sitting by window — Stock Photo
    Student sitting by window
    Community college students watching instructor leading lesson at projection screen in classroom — Stock Photo
    Community college students watching instructor leading lesson at projection screen in classroom
    Morning assembly of school students — Stock Photo
    Morning assembly of school students
    Schoolboy using glassware and equipment in school laboratory. — Stock Photo
    Schoolboy using glassware and equipment in school laboratory.
    Stylish guitarist on couch in living room — Stock Photo
    Stylish guitarist on couch in living room
    Students assembling robotics in classroom — Stock Photo
    Students assembling robotics in classroom
    Daughter reading book — Stock Photo
    Daughter reading book
    Portrait of African American male conservation volunteer cleaning up river in the countryside, his friends picking up rubbish in the background. Ecology and social responsibility in rural environment. — Stock Photo
    Portrait of African American male conservation volunteer cleaning up river in the countryside, his friends picking up rubbish in the background. Ecology and social responsibility in rural environment.
    Schoolchildren in school uniform running on sidewalk — Stock Photo
    Schoolchildren in school uniform running on sidewalk
    Portrait of a girl in a corn field touching a plant, USA — Stock Photo
    Portrait of a girl in a corn field touching a plant, USA
    Teenage girl using digital tablet in the library — Stock Photo
    Teenage girl using digital tablet in the library
    Young male researcher looking at sample under microscope. — Stock Photo
    Young male researcher looking at sample under microscope.
    Portrait of cheerful boy — Stock Photo
    Portrait of cheerful boy
    Curious little boy browsing smartphone at home — Stock Photo
    Curious little boy browsing smartphone at home
    Happy mature female teacher sitting at school desk — Stock Photo
    Happy mature female teacher sitting at school desk
    Young couple friends celebrating birthday with cake and candle — Stock Photo
    Young couple friends celebrating birthday with cake and candle
    Executive having a business conversation — Stock Photo
    Executive having a business conversation
    Smiling, eager girl student asking a question in classroom — Stock Photo
    Smiling, eager girl student asking a question in classroom
    Woman using copy machine in library — Stock Photo
    Woman using copy machine in library
    Women shaping clay in art class — Stock Photo
    Women shaping clay in art class
    Female Caucasian teacher showing a plant pot to group of multi ethnic kids in class at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Female Caucasian teacher showing a plant pot to group of multi ethnic kids in class at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Back view of man with backpack walking along park alley in sunny day — Stock Photo
    Back view of man with backpack walking along park alley in sunny day
    Mother using laptop while children dosing their homework at home — Stock Photo
    Mother using laptop while children dosing their homework at home
    Junior high school students using futuristic touch screen in classroom — Stock Photo
    Junior high school students using futuristic touch screen in classroom
    Focused teenage girl studying at desk at home — Stock Photo
    Focused teenage girl studying at desk at home
    Child with Down Syndrome using coloring markers — Stock Photo
    Child with Down Syndrome using coloring markers
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Cheerful schoolgirl with classmate posing on street — Stock Photo
    Cheerful schoolgirl with classmate posing on street
    Instructor supervising high school students taking exam at desks — Stock Photo
    Instructor supervising high school students taking exam at desks
    Small girl with backpack — Stock Photo
    Small girl with backpack
    College students experimenting on microscope in laboratory at university — Stock Photo
    College students experimenting on microscope in laboratory at university
    Focused junior high boy student using computer in computer lab — Stock Photo
    Focused junior high boy student using computer in computer lab
    Man playing acoustic guitar — Stock Photo
    Man playing acoustic guitar
    High school senior posing in garden — Stock Photo
    High school senior posing in garden
    Students writing their GCSE exam — Stock Photo
    Students writing their GCSE exam
    Portrait of teenage girls smiling together — Stock Photo
    Portrait of teenage girls smiling together
    Students in a classroom — Stock Photo
    Students in a classroom
    Female friends discussing notes — Stock Photo
    Female friends discussing notes
    Multi ethnic group of elementary school children sitting at desks wearing face masks in classroom. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Multi ethnic group of elementary school children sitting at desks wearing face masks in classroom. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Woman leading seniors in group discussion in community center — Stock Photo
    Woman leading seniors in group discussion in community center
    Overhead view of a young Asian female student wearing a turban using a laptop computer and studying in a library — Stock Photo
    Overhead view of a young Asian female student wearing a turban using a laptop computer and studying in a library
    Schoolboys learning spellings — Stock Photo
    Schoolboys learning spellings
    Portrait confident young woman in wheelchair using laptop at dining table — Stock Photo
    Portrait confident young woman in wheelchair using laptop at dining table
    Man giving presentation on projection screen — Stock Photo
    Man giving presentation on projection screen
    Beautiful young asian friends having drink — Stock Photo
    Beautiful young asian friends having drink
    Young students in graduation gowns cycling — Stock Photo
    Young students in graduation gowns cycling
    Student using mobile phone on steps — Stock Photo
    Student using mobile phone on steps
    Conference audience clapping for businessman speaker with microphone — Stock Photo
    Conference audience clapping for businessman speaker with microphone
    African American female with braided hairstyle and in glasses reading interesting story in book on black background — Stock Photo
    African American female with braided hairstyle and in glasses reading interesting story in book on black background
    Portrait close up of a young African schoolgirl wearing her school uniform and schoolbag, looking straight to camera smiling, at a township elementary school — Stock Photo
    Portrait close up of a young African schoolgirl wearing her school uniform and schoolbag, looking straight to camera smiling, at a township elementary school
    Stack of books with red tassels — Stock Photo
    Stack of books with red tassels