How to Play:
One of the simplest puzzles ever! The aim is to rearrange the letters from 8 to 1 back to 1 to 8, clicking on the letters to slide them into the empty box. The target is 30 moves! How close can you get? Click on Start to set up the puzzle. Hint: Just to prove its not impossible, you can see the answer below by clicking here but don't give up too soon!
Now why not try the Sixteen Puzzle. A real challenge - not for the faint-hearted!
I believe that this puzzle was devised by the English puzzlist, Henry Ernest Dudeney (1857-1930).