Patent ID: 8814165

Claim:
A set of stackable members, comprising: a first stackable member that includes a first representation area which includes a first graphical representation; a second stackable member that includes a second representation area, said second representation area comprising a generally transparent portion of said second stackable member and said second stackable member includes a second graphical representation at least in part disposed on said generally transparent portion of said second stackable member; and a lenticular lens superimposed on each of said first graphical representation and said second graphical representation, wherein the lenticular lens changes the appearance of said first graphical representation and said second graphical representation based on the angle of viewing by a user, the lenticular lens of the first stackable member has first lenticules extending in a first direction, and the lenticular lens of the second stackable member has second lenticules extending in a second direction that is at least a selected angle relative to the first direction, wherein a superposition of the second representation area on the first representation area of the first stackable member shows the first graphical representation through the generally transparent portion of the second stackable member thereby illustrating graphically both the first and the second graphical representations.