Ключевые слова: active, activity, beautiful, blue, blur, boy, child, childhood, children, crash, culture, cute, fun, girl, hair, happiness, happy, healthy, helmet, human, isolated, kid, leisure, lifestyle, little, motion, people, person, playing, portrait, practice, protection, ride, roller, rollerblade, rollerblading, rollerskating, safety, skate, skater, skates, skating, sport, summer, white, young, youth,