Ключевые слова: 3d, abstract, app, background, book, business, class, classroom, cognition, communication, computer, concept, course, crayons, creative, cyberspace, design, development, device, digital, distance, education, elearning, graduation, graphic, half, illustration, information, learn, learning, library, mobile, notebook, online, phone, school, screen, smartphone, stationery, student, study, teaching, technology, textbook, threedimensional, training, university, web,