![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhvrsPHmwC8fKKFR82l8SwISFSBmWAsQVKdk73bLi0epomeKpeCra0cIS8_NR4D_Po5g8fwJlb224dT2XiwW1TPeL6bDK0_X47fy6d5NiRp_zHPEq8UhJrN46aDpFB8ETR7YVSTwVvriFU/s400/Panex.jpg)
The Panex Puzzle sells for a lot of money anytime it's listed on ebay. However, you can play it for free here: http://www.cheesygames.com/panex/
This puzzle looks similar to the Tower of Hanoi. However, there's something different. Extremely difficult. Nobody has calculated the least # of moves. But it's between 27000 & 31,000