Sudoku makes its way onto the DS with Gridmaster.Beginners will love the four in-depth tutorials that can be accessed at any time even in the middle of a game. Experts will appreciate the ability to highlight entire rows and columns with a single touch. And everyone will wonder how they survived without the ability to highlight all instances of the same number at once.Special powersweaponsmovesfeatures The game features puzzles in four difficulty settings (practice easy normal and hard) and also has a fun unlockable system where players earn stars by performing well. If they gain enough stars theyll be able to take a test and prove their skills. Pass the test to win a special award and open up even more puzzles.Walk into any airport or train station and youre likely to see someone with a sudoku book. The number-based puzzle game has taken the nation by storm and now a dedicated sudoku title is coming to the Nintendo DS. Once youve played Sudoku Gridmaster youll never go back to pen and paper again.