Ключевые слова: attentive, book, boy, caucasian, cellphone, coding, college, computer, concentration, course, desk, developer, education, guy, hacker, happy, home, homework, indoors, intelligence, knowledge, laptop, learn, learning, lesson, male, man, mobile, monitor, notebook, one, paper, people, person, phd, phone, research, room, school, screen, single, sitting, software, student, study, studying, work, writing, young,