accessories for children's swing sets, climbing units and outdoor activity centers, and kits for building children's swing sets, climbing units and outdoor activity centers consisting of hardwood dowels, hardware, pole clamp, brackets, braces, handles, beam clamps, tarp, swing hangers, swivel hangers, climbing rope, climbing ladder, climbing net, swinging bridge, belted swing seats, trapeze bar, rings, ring and trapeze combination, fireman's pole, tire swing, slide, merry-g-round and assembly plan