Ключевые слова: 1415 years, 1516 years, 1617 years, asian, chinese, class, classmate, classroom, coding, communication, computer, concentration, course, desk, education, elearning, female, generation, girl, group, high school, highschool, indoors, internet, japanese, knowledge, korean, learning, lesson, looking, online, person, project, pupil, research, school, sitting, student, study, technology, teen, teenager, test, vietnamese, watching, young,