Colored puzzle objects are generated. They move and turn themselves in an apparently disordered mode to their final places. The arrays of a chessboard are initially placed on a circle. They are attached and moved as a chain to their usual positions. The Amusement Park is an example of a queueing network.
Visitors come from different sources and select different service stations.
If all stations are busy the visitors leave the park using different exits. In a big drum are small shares as lottery tickets in an apparently random motion. Sometimes a share is moved to a selection tube. The number of this share wins. 11 KB 11 KB Vehicles arrive on a one-lane road in random distances with different speeds.