This game has both signs and letters mode for challenge. If it is still not challenging enough, both sign and letters has invert directions mode as well. That means when north is pointing at other direction, you have to pick the opposite of the right direction.
If it still too easy for you, there is an all random mode, and that is mix with all directions mode with both signs and letters.That mode can be a real challenge.
This game has 20 different Achievements for players who like to challenge themselves.
Besides all kinds of the self challenges. This game has 18 Leader Boards for players that likes to be the best - all kinds of the best. There even a leader board for player that to be unlucky. Records are shows as directions per minute same as the name of this game.