The classic Tower of Hanoi puzzle, updated with user-selectable graphic images like the Eiffel Tower, the Washington Monument, and the Space Shuttle (eleven in all) of varying difficulty. Can you solve the full 8-disk puzzle? In how many moves?

Beautiful photographs make this old puzzle a new experience for a new generation. Created in 1883 by Edouard Lucas, a French mathematician, the Tower of Hanoi has been used for decades to teach computer science students about recursive functions and relations.