Ключевые слова: 15, abstract, addicted, age, alphabet, app, arithmetic, art, book, boy, browsing, cellphone, children, collage, composite, contemporary, creative, day, design, ebook, education, elibrary, funny, internet, kid, knowledge, learn, lesson, little, mobile, montage, numbers, online, phone, picture, primary, pupil, read, school, schoolboy, schoolchild, schoolkid, small, smartphone, sms, student, study, watch, year, young,