1. A mobile device comprising: a display; processing means for presenting on said display a three-dimensional polyhedron as graphical user interface, wherein different pieces of information that are to be presented to a user of said mobile device are associated to different facets of said polyhedron, and wherein visible facets of said polyhedron present at least a hint on a respectively associated piece of information to a user of said mobile device; and means for enabling a user to cause said processing means to rotate said facets of said presented polyhedron.