Ключевые слова: adult, ask, caucasian, chat, child, class, classroom, connected, developer, education, entertainment, female, fun, girl, guitar, hand, indoors, instrument, keyboard, learning, lesson, male, multiethnic, music, musical, musician, online, people, person, play, playing, room, school, science, song, sound, student, students, study, teacher, teaching, technology, university, woman, write, young,