School class with students and teacher in which there is a fun informative lesson
Smiling elderly teacher near the chalkboard discussing with male student at the math lesson
Young woman presenting project she is applauded by colleagues
Friendly male teacher lecturing to attentive adult students at auditorium
Smiling mature man giving a math lesson in front of a group of students in the school
Speaker at business meeting in the conference hall
Rear view of high school teenage students listening african american teacher with book in classroom
Smiling professionals and happy female coach at training session for employees
Confident male student answering at whiteboard in front group of students in auditorium
Smiling young teacher making presentation to schoolchildren
White board networking seminar concept
Smiling male teacher giving presentation for students in lecture hall
Casual businessman giving a presentation in the office
Joyful intelligent man holding a pencil
Positive speaker smiling to the audience while conducting leadership training for businessmen
White board networking seminar concept
Young smiling business women working new project at office coworkers team at business meeting looking in laptop on table analyze business documents conference discussion
Speaker at business meeting in the conference hall
Professor standing at the chalk board in front of his students and showing them a diagram
Colleagues asking a question to a businesswoman during a presentation
Young schoolboy putting up his hand in class to answer a question for his teacher view from behind his head
Smiling male teacher giving presentation for students in lecture hall
Teacher or docent or educator giving while lesson in front of a blackboard or board a sheet of paper and educate or teaching students or pupils or mates in a school or class
Education high school university teaching and people concept group of students and teacher with marker standing at white board at lecture
Speaker at business meeting in the conference hall
Positive friendly diligent pleasant female teacher standing at blackboard with schoolgirl during lesson in classroom
Education high school technology and people concept smiling student boy in glasses with notepad laptop computer standing in front of students and teacher in classroom
Young students communication sitting in the classroom
Friendly adult students chatting while sitting in the school
Speaker at business meeting in the conference hall
Students listening the explanation and answering to positive teacher in the math course
Professor and elementary age children in a classroom at school
Group of young people are listening carefully to their classmate
Handsome instructor with cpr dummy during first aid training class with group of people
Group of young students doing technical vocational practice with teacher in the electronic classroom education and technology concept
Confident female student answering in front of student group in auditorium
Children actively participate in the class read and listen to the teacher
Smiling young female coach giving presentation for adult audience in lecture hall
Teacher or docent or educator giving while lesson in front of a blackboard or board a sheet of paper and educate or teaching students or pupils or mates in a school or class
Answering near blackboard cute dark haired girl wearing stylish head band answering near the blackboard
Speakers giving a talk at business meeting audience in the conference hall business and entrepreneurship concept
Young female student is consulting with a professor with a book in her hands during a break in a classroom
High school student writing an answer on the chalkboard during biology lesson
Young teacher in classroom standing in front of class
Young teacher man talking with students in the classroom
Pupil writing on blackboard with chalk during math lesson
Conference training planning learning coaching business concept
Concentrated adult students of different nationalities with teacher studying in classroom
Positive male teacher with book is giving interesting lecture for students during lesson in the classroom
Teacher stands at the blackboard and erasing washing chalkboard in front of classroom
Positive man teacher is giving interesting lecture for students during lesson in the classroom
Curious student handsome nice man sitting at the table while asking his teacher a question
Teacher or docent or educator giving while lesson in front of a blackboard or board a sheet of paper and educate or teaching students or pupils or mates in a school or class
Group of students with teacher on class learning lessons
Classes written in white chalk on a black chalkboard gray background
Lecturer reports to the audience sitting in a spacious conference hall during the meeting
People with questions cheerful emotional speaker standing in front of the audience at the personal workshop and smiling while seeing raising hands
Smiling schoolgirls are talking about homework at the desk in time lecture in the class
People meeting seminar office concept
Senior male teacher and student standing near the chalkboard at the math lesson in classroom
School lesson teacher and pupil write on a blackboard
Senior male teacher near the chalkboard asking female student at the math lesson
Teacher handing back written tests or papers to the class
Time for answer young attractive college professor points out at the student who wants to answer the question
Team of office workers discussing diagrams before flip chart board indoor shot in modern office
Education school learning and people concept group of students and teacher with test results in classroom
Children at school classroom
Young girl teacher in primary school
Young girls are talking in time lecture and teacher is disturbance it in the classroom in the school
Portrait of smart teacher and schoolgirl standing by blackboard and looking at schoolkids in classroom
Professionals and smiling male coach at training session for employees
Education high school technology and people concept smiling student girl with tablet pc laptop computer standing in front of classmates and teacher in classroom
Company employees launching paper plane towards each other colleagues having fun and being silly during break from workflow colleagues entertaining themselves at workplace being childish at work
Confident brazilian female student answering in front of student group in auditorium
Student boy with marker writing on flip board
Multicultural group of teenage schoolchildren and smiling african american teacher with raising arms
Yonug blonde businesswoman in working on tablet computer at modern startup business office interior
Happy kids at elementary school
Speaker at business meeting in the conference hall
Group of students with teacher in computer lab classrom learrning lessons get help and support
Friendly student group talking in classroom having break between lessons
Senior teacher pointing at chalkboard with student standing in front of the class
The teacher writing on the black board with students intend to study in classroom at school between classmate education concept
Image of a female hand raised in university classroom
Picture of beautiful young woman in business
Senior male teacher and female student discussing near the chalkboard at the math lesson
Young teacher man talking with students in the classroom
Group of students with teacher in computer lab classrom learrning lessons get help and support
Female high school teacher standing in front of interactive whiteboard teaching lesson
Positive teacher giving a math lesson in front of a group of students in the school
Education high school gesture teamwork and people concept group of smiling students with notepads waving hand in lecture hall
Rear view of high school students with arms up and african american teacher in classroom
Two girl are talking in time lecture and teacher is disturbance it in the classroom
Ecxited student gives answer near blackboard during lesson
Female and male students 13 16 years old are working in large groups in school
Old female english teacher and students in the classroom
Teacher is monitoring students during revision work in class