Ключевые слова: 2nd grade, 2nd grader, 7 years old, adventure, athletic, boy, child, cute, elementary school, exterior, field, field athletic, flying fox, ground, guy, human, japanese, kid, male, man, one person, outdoor, outdoor obstacle course, outside, people, person, play, play equipment, playfield, playground, playground equipment, playing, plaything, primary school, pupil, rope, second grade, second grader, seven years old, smile, smiling, student, tarzan rope, wire,