Ключевые слова: 4 years, action, activity, age, american, black, bonding, cheerful, cheering, child, childhood, children, cute, elementary, enjoyment, facial expression, family, freshness, friendship, fun, girl, hand, happiness, holiday, innocence, joy, kid, leisure activity, little, offspring, outdoors, park, people, person, playful, playground, playing, raised, slide, smiling, summer, toddler, vacations,