The Number Dumber is a classic sliding puzzle game that consists of a frame of numbered square tiles in random order with one tile missing. The object of the game is to slide the tiles in order to fill the gaps. The more tiles you slide, the bigger the gap you'll have to fill.

If you want to play the Number Dumber on your mobile device, you can do so by downloading this app.

There are a variety of goals in this game. Each goal has a different number sequence that you need to achieve. If you manage to get to the goal in the minimum number of moves, you will be rewarded with a score. The more you score, the higher the level you will reach.