The Plumbers Puzzle is a table game or puzzle. Comes in a storage case for the 55 piece set, pieces are dishwasher safe. This puzzle is a manipulative that focuses on eye and hand coordination. Twisting and turning the fittings on the pipes to find the next connection promotes spatial awareness and creativity. Every puzzle assembly will be different due to the endless combinations of rotating connections The puzzle is a table top game for those with Alzheimer’s, Dementia, a handicap or Seniors. Send us a photo of your creation and we may post it on our site. Patent pending.