Water Physics Simulation funktioniert nicht

Liquid simulator: One can watch various structures, ships, buildings, dust etc. and they interact together in different forms, if you insert prefabricated user-actions like a spawner... - watch the general behavior of fluid, e. g. - create various structures like a house, a seesaw, a tower ...  If yes, then you will have much fun with the Physics Sandbox app. [by gaming-apps. 1. 2. diverse states of waterbody under different influences in every areas of the room.  Furthermore you can build for example a house and let it explode later. 3.  Do you like the flow behavior of water?  Do you like liquid simulations?  Do you like bomb explosions?  And now have fun with our free physics game everybody!