Game Description:When it comes to puzzle games, this collection doesn't mess around. Ultimate Puzzle Games: Sudoku Edition looks to hook fans of the addictive game with a challenge that never ends! The game's powered by a random puzzle generator capable of cooking up millions of Sudoku grids. On top of that, you can use the Sudoku Solver function to input a Sudoku puzzle from any other source and solve it on your DS! Choose from four grid layouts, ten background pictures, and difficulty levels geared for all players. Test your speed against target times, get on-screen instructions, play head-to-head wirelessly, and save your progress so you can dive back in later.