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    CPR class with instructors demonstrating first aid, compression and reanimation procedure. — Stock Photo
    CPR class with instructors demonstrating first aid, compression and reanimation procedure.
    Portrait of caucasian male teacher and group of diverse students with laptop in the class at school. school and education concept — Stock Photo
    Portrait of caucasian male teacher and group of diverse students with laptop in the class at school. school and education concept
    Teenage girl student practicing sewing on modern machine in cozy workshop — Stock Photo
    Teenage girl student practicing sewing on modern machine in cozy workshop
    Children writing on the chalkboard with teacher. — Stock Photo
    Children writing on the chalkboard with teacher.
    Students and teacher drawing in classroom — Stock Photo
    Students and teacher drawing in classroom
    Smiling teacher leading lesson at projection screen in classroom — Stock Photo
    Smiling teacher leading lesson at projection screen in classroom
    Boy writing in book — Stock Photo
    Boy writing in book
    Schoolgirl standing near chalkboard in classroom at school — Stock Photo
    Schoolgirl standing near chalkboard in classroom at school
    Female students performing science experiment — Stock Photo
    Female students performing science experiment
    Smiling woman with long blonde wavy hair with pink streaks sitting on sofa and looking in camera. — Stock Photo
    Smiling woman with long blonde wavy hair with pink streaks sitting on sofa and looking in camera.
    Front view close up of two young African schoolboys sitting at a desk writing and talking during a lesson in a township elementary school classroom, in the background classmates are also sitting at desks writing — Stock Photo
    Front view close up of two young African schoolboys sitting at a desk writing and talking during a lesson in a township elementary school classroom, in the background classmates are also sitting at desks writing
    Caucasian male teacher using laptop while sitting in the class at elementary school. school and education concept — Stock Photo
    Caucasian male teacher using laptop while sitting in the class at elementary school. school and education concept
    Female photography instructor helping student at computer in classroom — Stock Photo
    Female photography instructor helping student at computer in classroom
    Smiling female science teacher leading lesson at whiteboard in classroom — Stock Photo
    Smiling female science teacher leading lesson at whiteboard in classroom
    Little boy writing to copy book — Stock Photo
    Little boy writing to copy book
    Caucasian girl wearing face mask while sitting at desk and sanitizing her hands. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Caucasian girl wearing face mask while sitting at desk and sanitizing her hands. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    From above of crop dentistry teacher helping student in performing operation while working with dental simulator in modern laboratory — Stock Photo
    From above of crop dentistry teacher helping student in performing operation while working with dental simulator in modern laboratory
    Side view close up of a young African schoolgirl sitting at her 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 schoolgirl sitting at her desk and turning around, looking to camera and smiling during a lesson in a township elementary school classroom.
    Portrait of confident teacher — Stock Photo
    Portrait of confident teacher
    Side view close up of two young African schoolboys sitting at a desk working during a lesson in a township elementary school classroom — Stock Photo
    Side view close up of two young African schoolboys sitting at a desk working during a lesson in a township elementary school classroom
    Teacher helping junior high school students at desk in classroom — Stock Photo
    Teacher helping junior high school students at desk in classroom
    Front view close up of a young African schoolboy and schoolgirl sitting at a desk using a laptop computer together during a lesson in a township elementary school classroom, in the background classmates are sitting at their desks working — Stock Photo
    Front view close up of a young African schoolboy and schoolgirl sitting at a desk using a laptop computer together during a lesson in a township elementary school classroom, in the background classmates are sitting at their desks working
    Schoolkids using digital tablet in classroom at school — Stock Photo
    Schoolkids using digital tablet in classroom at school
    Science teacher assembling molecule model in laboratory classroom — Stock Photo
    Science teacher assembling molecule model in laboratory classroom
    Male teacher leading lesson at screen in classroom — Stock Photo
    Male teacher leading lesson at screen in classroom
    Teenage girl student practicing sewing on modern machine in cozy workshop — Stock Photo
    Teenage girl student practicing sewing on modern machine in cozy workshop
    Teacher assisting university students in their studies in classroom — Stock Photo
    Teacher assisting university students in their studies in classroom
    Children looking at teacher — Stock Photo
    Children looking at teacher
    Teacher and Young Students — Stock Photo
    Teacher and Young Students
    Junior high school student using digital tablet in classroom — Stock Photo
    Junior high school student using digital tablet in classroom
    Students studying in the classroom at school — Stock Photo
    Students studying in the classroom at school
    Portrait of a girl sitting in classroom — Stock Photo
    Portrait of a girl sitting in classroom
    Student examining electrical control system on furnace with professor in HVAC classroom one student in wheelchair — Stock Photo
    Student examining electrical control system on furnace with professor in HVAC classroom one student in wheelchair
    Side view close up of two young African schoolboys sitting on the backs of chairs looking at a tablet computer during a break from lessons in a township elementary school classroom — Stock Photo
    Side view close up of two young African schoolboys sitting on the backs of chairs looking at a tablet computer during a break from lessons in a township elementary school classroom
    Male teacher teaching girl — Stock Photo
    Male teacher teaching girl
    Children working together in a classroom — Stock Photo
    Children working together in a classroom
    Male teacher leading lesson in classroom — Stock Photo
    Male teacher leading lesson in classroom
    Students exchanging a piece of paper in a classroom — Stock Photo
    Students exchanging a piece of paper in a classroom
    Pupils learning in classroom — Stock Photo
    Pupils learning in classroom
    Smiling male teacher leading lesson in classroom — Stock Photo
    Smiling male teacher leading lesson in classroom
    Young Students in classroom — Stock Photo
    Young Students in classroom
    Focused college students studying in classroom — Stock Photo
    Focused college students studying in classroom
    Teenage students studying in computer classroom at university — Stock Photo
    Teenage students studying in computer classroom at university
    Front view close up of a young African schoolboy standing at the front of class smiling and pointing to a map during a lesson in a township elementary school classroom — Stock Photo
    Front view close up of a young African schoolboy standing at the front of class smiling and pointing to a map during a lesson in a township elementary school classroom
    Girl holding up alphabet letter. — Stock Photo
    Girl holding up alphabet letter.
    Modern building in a university, glass walls and an indoor walkway — Stock Photo
    Modern building in a university, glass walls and an indoor walkway
    Caucasian girl wearing face mask while sitting at desk and sanitizing her hands. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Caucasian girl wearing face mask while sitting at desk and sanitizing her hands. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Female college student taking test at desk in classroom — Stock Photo
    Female college student taking test at desk in classroom
    Female students analyzing results of experiments — Stock Photo
    Female students analyzing results of experiments
    Curious girl student holding molecule model in classroom — Stock Photo
    Curious girl student holding molecule model in classroom
    Portrait of confident teacher — Stock Photo
    Portrait of confident teacher
    School classroom full of pupils — Stock Photo
    School classroom full of pupils
    Girl drawing with colored pencils — Stock Photo
    Girl drawing with colored pencils
    Portrait of university student with book standing beside window — Stock Photo
    Portrait of university student with book standing beside window
    Front view close up of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook, with classmates sitting at desks working in the background — Stock Photo
    Front view close up of a Caucasian teenage girl sitting at a desk in a school classroom writing in a notebook, with classmates sitting at desks working in the background
    Smiling community college students with paperwork and digital tablet at desk in classroom — Stock Photo
    Smiling community college students with paperwork and digital tablet at desk in classroom
    Students painting in classroom indoors — Stock Photo
    Students painting in classroom indoors
    Side view of a teenage African American girl in a high school classroom sitting on a desk, concentrating and writing, with teenage male and female classmates sitting at desks working in the background — Stock Photo
    Side view of a teenage African American girl in a high school classroom sitting on a desk, concentrating and writing, with teenage male and female classmates sitting at desks working in the background
    Female fashion designers pinning dress on dressmakers model in studio — Stock Photo
    Female fashion designers pinning dress on dressmakers model in studio
    Focused college students studying in classroom — Stock Photo
    Focused college students studying in classroom