Ключевые слова: attention, boy, caucasian, cheerful, child, childhood, children, class, classroom, cute, education, emotion, enjoy, expression, family, friend, friends, friendship, fun, funny, girl, group, happiness, happy, infant, joyful, kids, kindergarten, laugh, laughing, learning, lesson, listening, music, nursery, party, playful, pleasure, pupil, school, sing, smile, smiling, song, standing, study, teach, team, together, wall,