e.g. make it easily possible to solve a puzzle in 50 moves, but more advanced players might find a solution in 5 moves. Give rankings for how few moves are used

e.g. make it easily possible to solve a puzzle in 50 moves, but more advanced players might find a solution in 5 moves. Give rankings for how few moves are used to solve the puzzle. (see: World of Goo's OCD objectives)