Ключевые слова: active, activity, cant, caucasian, child, childhood, cute, danger, exercise, fall down, fun, girl, happy, healthy, hobby, hurt, injury, kid, learn, leisure, lifestyle, lifestyles, motion, nature, outdoor, park, perform, practice, protection, recreation, ride, roller, roller blades, roller blading, roller skating, safe, safety, skate, skater, skating, speed, sport, sunlight, tricks, youth,