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    Chinese man and woman in headphones using laptop in cafe — Stock Photo
    Chinese man and woman in headphones using laptop in cafe
    Junior high students hanging out at stairs — Stock Photo
    Junior high students hanging out at stairs
    Doctors undertaking cardiopulmonary resuscitation training on dummies. — Stock Photo
    Doctors undertaking cardiopulmonary resuscitation training on dummies.
    Close up portrait of confused students looking in camera — Stock Photo
    Close up portrait of confused students looking in camera
    Rural female teacher smiling at camera while pupils studying in classroom — Stock Photo
    Rural female teacher smiling at camera while pupils studying in classroom
    College students descending stairway — Stock Photo
    College students descending stairway
    Happy chinese pupils standing together and smiling at camera outdoor — Stock Photo
    Happy chinese pupils standing together and smiling at camera outdoor
    Teacher and students during chemistry lesson, wearing protective eyewear and looking at test tubes — Stock Photo
    Teacher and students during chemistry lesson, wearing protective eyewear and looking at test tubes
    Portrait smiling, confident female teacher wearing hijab in classroom — Stock Photo
    Portrait smiling, confident female teacher wearing hijab in classroom
    Parade in Granada, Nicaragua — Stock Photo
    Parade in Granada, Nicaragua
    Morning assembly of school students — Stock Photo
    Morning assembly of school students
    Art teacher with students in studio — Stock Photo
    Art teacher with students in studio
    Smiling students at computer in adult education classroom — Stock Photo
    Smiling students at computer in adult education classroom
    Male teacher teaching students in the class at school — Stock Photo
    Male teacher teaching students in the class at school
    Portrait of confident schoolgirl — Stock Photo
    Portrait of confident schoolgirl
    African american student smiling in class — Stock Photo
    African american student smiling in class
    Teacher assisting boy — Stock Photo
    Teacher assisting boy
    Rural chinese teacher and pupils in school and on yard — Stock Photo
    Rural chinese teacher and pupils in school and on yard
    Professor with muscular dystrophy working with students in a laboratory — Stock Photo
    Professor with muscular dystrophy working with students in a laboratory
    Junior high students — Stock Photo
    Junior high students
    Side view close up of a young African schoolboy sitting at his desk and turning around, looking to camera 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 during a lesson in a township elementary school classroom.
    Media students sitting in classroom — Stock Photo
    Media students sitting in classroom
    Portrait of a mixed race teenage girl with long, dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background — Stock Photo
    Portrait of a mixed race teenage girl with long, dark hair and brown eyes standing in a school classroom smiling to camera, with classmates talking in the background
    Instructor training students about air conditioning units in HVAC classroom — Stock Photo
    Instructor training students about air conditioning units in HVAC classroom
    Young couple relaxing using laptop at window — Stock Photo
    Young couple relaxing using laptop at window
    Caucasian group of male and female chefs, listening to a senior Caucasian chef adding ingredients to a pot. Cookery class at a restaurant kitchen. — Stock Photo
    Caucasian group of male and female chefs, listening to a senior Caucasian chef adding ingredients to a pot. Cookery class at a restaurant kitchen.
    Student asking query to the trainer in training institue — Stock Photo
    Student asking query to the trainer in training institue
    Junior high school boy opening notebook at desk in classroom — Stock Photo
    Junior high school boy opening notebook at desk in classroom
    Teacher and students playing outdoors — Stock Photo
    Teacher and students playing outdoors
    Chinese schoolchildren in school uniform posing in street — Stock Photo
    Chinese schoolchildren in school uniform posing in street
    Girls looking at field — Stock Photo
    Girls looking at field
    Caucasian male doctor wearing face mask showing how to use hand sanitizer to students at school. health protection and safety at school during covid-19 pandemic concept — Stock Photo
    Caucasian male doctor wearing face mask showing how to use hand sanitizer to students at school. health protection and safety at school during covid-19 pandemic concept
    Young male and female researchers holding dropper and test tube in laboratory. — Stock Photo
    Young male and female researchers holding dropper and test tube in laboratory.
    Students writing in books — Stock Photo
    Students writing in books
    Mixed race boy wearing face mask while sitting on his desk at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic. — Stock Photo
    Mixed race boy wearing face mask while sitting on his desk at school. Primary education social distancing health safety during Covid19 Coronavirus pandemic.
    Chinese children with backpacks posing on street — Stock Photo
    Chinese children with backpacks posing on street
    Teacher helping junior high students using computer in computer lab — Stock Photo
    Teacher helping junior high students using computer in computer lab
    Students writing their GCSE exam — Stock Photo
    Students writing their GCSE exam
    Chef teaching people at kitchen — Stock Photo
    Chef teaching people at kitchen
    Front view of a multi-ethnic group of teenage pupils standing together in a classroom and smiling to camera at break time — Stock Photo
    Front view of a multi-ethnic group of teenage pupils standing together in a classroom and smiling to camera at break time
    College students using mobile phone — Stock Photo
    College students using mobile phone
    Siblings playing together piano in music school — Stock Photo
    Siblings playing together piano in music school
    High school students sitting at table in common room — Stock Photo
    High school students sitting at table in common room
    Schoolgirls in class playing with blocks — Stock Photo
    Schoolgirls in class playing with blocks
    Young college student using tablet while sitting at desk in classroom — Stock Photo
    Young college student using tablet while sitting at desk in classroom
    Schoolboy raising hand — Stock Photo
    Schoolboy raising hand
    Schoolboy using digital tablet in classroom at school — Stock Photo
    Schoolboy using digital tablet in classroom at school
    Junior high students talking at stairs — Stock Photo
    Junior high students talking at stairs
    Children using digital tablet — Stock Photo
    Children using digital tablet
    Male science teacher and students conducting scientific experiment in laboratory classroom — Stock Photo
    Male science teacher and students conducting scientific experiment in laboratory classroom
    Group of students playing double bass, drum set and piano in a studio — Stock Photo
    Group of students playing double bass, drum set and piano in a studio
    Community college instructor helping students with paperwork in classroom — Stock Photo
    Community college instructor helping students with paperwork in classroom
    Boy and girl drawing chart — Stock Photo
    Boy and girl drawing chart
    High school teacher calling on students with hands raised in classroom — Stock Photo
    High school teacher calling on students with hands raised in classroom
    Front view of a teenage Caucasian boy in a high school classroom sitting at desk, raising his hand to answer a question, with teenage male classmates sitting at desks working in the background — Stock Photo
    Front view of a teenage Caucasian boy in a high school classroom sitting at desk, raising his hand to answer a question, with teenage male classmates sitting at desks working in the background
    Portrait confident students holding molecular structures in laboratory classroom — Stock Photo
    Portrait confident students holding molecular structures in laboratory classroom
    Chef with team cooking in kitchen — Stock Photo
    Chef with team cooking in kitchen
    Students holding a trophy together — Stock Photo
    Students holding a trophy together
    Side view close up of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele — Stock Photo
    Side view close up of two Caucasian teenage girls with long dark hair sitting in front of a window playing a flute and a ukulele
    Side view of a multi-ethnic group of high school teenage male and female school pupils in a classroom, sitting at a table working together — Stock Photo
    Side view of a multi-ethnic group of high school teenage male and female school pupils in a classroom, sitting at a table working together