Ключевые слова: activity, artificial, beach, blade, boy, build, bulldozer, business, cabin, car, child, childhood, construction, crawler, dig, digger, digging, dirt, dirty, dredge, dredger, driver, earth, equipment, excavator, fun, game, garbage, heap, heavy, industrial, kid, machine, mine, model, ocean, pile edge, play, power, push, rubble, sand, scale, scoop, sea, shovel, steel, toy, tractor, wheel,