Ключевые слова: activity, balance, childhood, city, colorful, colour, colourful, concept, design, empty, entertainment, equipment, exercise, field, fun, funny, game, ground, hold, holiday, leisure, memory, metal, modern, nobody, outdoor, outside, park, play, playful, playground, public, recreation, red, ride, season, seat, seesaw, sport, spring, swim, swing, swinging, toy, two, urban, yard, yellow, young,