Ключевые слова: age, air, attention, back, background, boy, casual, cheerful, child, childhood, city, classical, clothes, concentration, creativity, distracted, education, elementary, enjoyment, eyes, face, fun, happiness, headphones, joy, joyfulness, kid, knowledge, learning, lifestyle, listening, music, nature, open, outdoors, park, people, portrait, public, pupil, recreation, relaxation, relaxing, resting, school, schoolboy, smiling, toddler, wireless,