US Patent 7296796 Multiple dice device

This invention is directed toward a multiple dice device and operational system utilizing one or more inner dice enclosed within a clear, outer die with independent rolling and chance capabilities. Within a clear outer die there is enclosed one or more inner dice which roll independently of the outer die, such that with a roll on the outer die by a user two or more chance results can be obtained. The outer and inner dice can be the standard 1-6 numerical dice, purely directional dice, dice with symbols on them or a combination of the various possible surfaces.