Ключевые слова: activity, amuse, amusement, around, axle, bounce, bouncing, challenge, childhood, children, circle, close up, competition, complicated, cord, cut out, easy, enjoyment, epoxy, fun, game, green, hard, isolated, kids, knot, leisure, loop, metal, object, pastime, play, recreation, round, sharp, shine, shiny, skill, spin, spins, still life, string, surface, thing, toy, toys, trick, white background, wood, yo yo, youth, yoyo,