Ключевые слова: active, activity, baby, bicycle, bicycles, bicycling, bike, biking, boy, caucasian, child, children, crashhelmet, cute, cycle, cyclist, day, fun, funny, game, happiness, happy, health, healthy, helmet, joy, kid, kids, laugh, leisure, lifestyle, little, outdoor, park, people, person, play, playground, recreation, ride, riding, road, safety, school, smile, sport, summer, traffic, young, youth,