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    Rear view of a professor with Muscular Dystrophty sitting in a wheelchair — Stock Photo
    Rear view of a professor with Muscular Dystrophty sitting in a wheelchair
    Crop anonymous female writing information in notepad while sitting at table and working at home — Stock Photo
    Crop anonymous female writing information in notepad while sitting at table and working at home
    Schoolboy solving mathematics — Stock Photo
    Schoolboy solving mathematics
    Adult female in white robe reading notes near microscope while teaching young women in modern laboratory in university — Stock Photo
    Adult female in white robe reading notes near microscope while teaching young women in modern laboratory in university
    Focused little girl leaning on table and coloring pictures at book with marker pen on blurred background of room at home — Stock Photo
    Focused little girl leaning on table and coloring pictures at book with marker pen on blurred background of room at home
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian boy working on a computer and concentrating in a classroom, with teenage male classmates sitting at desks working in the foreground and background — Stock Photo
    Side view of a male Caucasian teacher standing and talking with a teenage Caucasian boy working on a computer and concentrating in a classroom, with teenage male classmates sitting at desks working in the foreground and background
    Focused businesswoman using desktop computer in office — Stock Photo
    Focused businesswoman using desktop computer in office
    Female teacher in hijab leading lesson at projection screen in classroom — Stock Photo
    Female teacher in hijab leading lesson at projection screen in classroom
    Serene active seniors holding hands, meditating in circle — Stock Photo
    Serene active seniors holding hands, meditating in circle
    Side view of adult woman in white robe opening case with new equipment while working in modern lab — Stock Photo
    Side view of adult woman in white robe opening case with new equipment while working in modern lab
    Male teacher teaching students in the classroom at school — Stock Photo
    Male teacher teaching students in the classroom at school
    Happy mature female teacher sitting at school desk — Stock Photo
    Happy mature female teacher sitting at school desk
    Rear view of boy raising hand — Stock Photo
    Rear view of boy raising hand
    Smiling female artists painting in art class workshop — Stock Photo
    Smiling female artists painting in art class workshop
    Male teacher with students in classroom at school — Stock Photo
    Male teacher with students in classroom at school
    Doctors practicing tracheal intubation on infant training dummies. — Stock Photo
    Doctors practicing tracheal intubation on infant training dummies.
    Female fashion designers pinning dress on dressmakers model in studio — Stock Photo
    Female fashion designers pinning dress on dressmakers model in studio
    Women laughing in community center — Stock Photo
    Women laughing in community center
    Students and teacher in classroom — Stock Photo
    Students and teacher in classroom
    Side view of positive young female freelancer in casual clothes sitting with legs crossed on bed and typing on laptop while working on remote project at home — Stock Photo
    Side view of positive young female freelancer in casual clothes sitting with legs crossed on bed and typing on laptop while working on remote project at home
    Teacher and curious students stacking large dominos in science center — Stock Photo
    Teacher and curious students stacking large dominos in science center
    Smiling female instructor with paperwork preparing in classroom — Stock Photo
    Smiling female instructor with paperwork preparing in classroom
    Eager students touching globe in geography teachers hands — Stock Photo
    Eager students touching globe in geography teachers hands
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Community college instructor helping student at computer in classroom — Stock Photo
    Community college instructor helping student at computer in classroom
    High school teacher talking, leading lesson in classroom — Stock Photo
    High school teacher talking, leading lesson in classroom
    From above of crop student with artificial dental model and bur learning training in dental treatments during class in laboratory — Stock Photo
    From above of crop student with artificial dental model and bur learning training in dental treatments during class in laboratory
    Medical students practicing inserting intravenous line on training dummy. — Stock Photo
    Medical students practicing inserting intravenous line on training dummy.
    Junior high school students pointing at globe in geography teacher hands — Stock Photo
    Junior high school students pointing at globe in geography teacher hands
    Community college instructor helping students with paperwork in classroom — Stock Photo
    Community college instructor helping students with paperwork in classroom
    Junior high teacher helping students using computers in computer lab — Stock Photo
    Junior high teacher helping students using computers in computer lab
    Female college students using laptop — Stock Photo
    Female college students using laptop
    Portrait of confident junior high teacher in library — Stock Photo
    Portrait of confident junior high teacher in library
    Male doctor checking unconscious man breathing. — Stock Photo
    Male doctor checking unconscious man breathing.
    Junior high students at computers watching teacher at projection screen in classroom — Stock Photo
    Junior high students at computers watching teacher at projection screen in classroom
    Side view of focused young female in casual outfit sitting at table with laptop and taking notes in planner while working online in light workplace at home — Stock Photo
    Side view of focused young female in casual outfit sitting at table with laptop and taking notes in planner while working online in light workplace at home
    Young female scientist doing experiment with liquid in laboratory. — Stock Photo
    Young female scientist doing experiment with liquid in laboratory.
    Teacher and eager students in science center — Stock Photo
    Teacher and eager students in science center
    Teacher assisting schoolboy at desk — Stock Photo
    Teacher assisting schoolboy at desk
    Front view close up of a middle aged African female school teacher standing at the front of the class pointing at the blackboard with pupils watching from their desks during a lesson in a township elementary school classroom — Stock Photo
    Front view close up of a middle aged African female school teacher standing at the front of the class pointing at the blackboard with pupils watching from their desks during a lesson in a township elementary school classroom
    Man holding glasses and laptop computer working at home — Stock Photo
    Man holding glasses and laptop computer working at home
    Female doctor feeling larynx with gloved hand, close-up. — Stock Photo
    Female doctor feeling larynx with gloved hand, close-up.
    From above crop female student holding denture while sitting at table during dentistry class — Stock Photo
    From above crop female student holding denture while sitting at table during dentistry class
    Side view of focused young female in casual outfit sitting at table with laptop and talking phone while working online in light workplace at home — Stock Photo
    Side view of focused young female in casual outfit sitting at table with laptop and talking phone while working online in light workplace at home
    Young Hispanic curly haired woman in denim outfit and glasses looking at camera while sitting with laptop on wooden bench in enclosed urban passage — Stock Photo
    Young Hispanic curly haired woman in denim outfit and glasses looking at camera while sitting with laptop on wooden bench in enclosed urban passage
    Female artist screen printing in art studio — Stock Photo
    Female artist screen printing in art studio
    Female teacher and students conducting chemical experiment — Stock Photo
    Female teacher and students conducting chemical experiment
    Side view close up of a young African schoolboy sitting at his desk and turning around, looking to camera and smiling during a lesson in a township elementary school classroom. — Stock Photo
    Side view close up of a young African schoolboy sitting at his desk and turning around, looking to camera and smiling during a lesson in a township elementary school classroom.
    Community college instructor helping student at computer in computer lab classroom — Stock Photo
    Community college instructor helping student at computer in computer lab classroom
    Children looking at classmate — Stock Photo
    Children looking at classmate
    Side view of a multi-ethnic group of teenage pupils sitting at desks in class studying at school with a Caucasian male teacher standing and talking to one Caucasian girl at her desk — Stock Photo
    Side view of a multi-ethnic group of teenage pupils sitting at desks in class studying at school with a Caucasian male teacher standing and talking to one Caucasian girl at her desk
    Portrait of boy sitting in classroom — Stock Photo
    Portrait of boy sitting in classroom
    Junior high students using computers and watching teacher at projection screen in classroom — Stock Photo
    Junior high students using computers and watching teacher at projection screen in classroom
    Male doctors practicing tracheal intubation on training dummy. — Stock Photo
    Male doctors practicing tracheal intubation on training dummy.
    Portrait smiling, confident female artist painting side table blue in art class workshop — Stock Photo
    Portrait smiling, confident female artist painting side table blue in art class workshop
    Male electrician using screwdriver, working at electric panel — Stock Photo
    Male electrician using screwdriver, working at electric panel
    Portrait confident female student in library — Stock Photo
    Portrait confident female student in library
    Mature teacher explaining student — Stock Photo
    Mature teacher explaining student
    Teacher leading lesson at projection screen in classroom — Stock Photo
    Teacher leading lesson at projection screen in classroom
    Scientific laboratory researcher making chemical experiment. — Stock Photo
    Scientific laboratory researcher making chemical experiment.