Ключевые слова: activity, adventure, asphalt, autumn, back, bicycle, bike, biking, boy, child, childhood, cycle, drive, ecological, exercise, fast, fitness, fun, healthy, kid, learn, leisure, lifestyle, little, move, nature, outdoor, outside, park, pedal, pedestrian way, person, play, pleasant, recreation, riding, road, school, single, small, sport, street, study, sunlight, tour, track, transport, transportation, wheel, young,