14. The puzzle of claim 11 wherein the second set of pieces represents lower case letters of an alphabet from the known set of characters.
11. A puzzle comprising: a first set of pieces representing a known set of characters wherein each of the pieces has a cut-out section; a second set of pieces representing the known set of characters wherein the first set is related to the second set and further wherein each one of the second set of pieces is insertable into the cut-out section in a corresponding one of the first set of pieces: a third set of pieces unrelated to the first set and the second set of pieces wherein the first set of pieces are insertable in an opening in the third set of pieces; and interengaging mating edges defining a periphery of each of the third set of pieces wherein the third set of pieces are connectable to arrange the first set of pieces and the second set of pieces in a known order for the known set.