Ключевые слова: app, application, backpack, boy, break, browsing, child, classmate, communication, computer, concept, connection, education, elementary, friends, gadget, girl, group, internet, kid, learning, many, networking, online, outdoors, pc, people, person, preteen, primary, pupil, school, schoolboy, schoolgirl, social networking, student, studying, tablet, technology, together, young,