The system's touch screen makes choosing or writing numbers easy. Players will find more than 400 puzzles, all of which were selected by the original creators of sudoku. Sudoku is the most popular puzzle game in the world right now, and Sudoku Gridmaster puts hundreds of puzzles in portable form, just in time for the summer travel season. To satisfy novices and sudoku experts alike, the puzzles come in four difficulty settings: practice, easy, normal and hard. Sudoku Gridmaster is Rated E for Everyone.

Sudoku Gridmaster - June 20, 2006
After the tease in Brain Age, this first-party Sudoku offering's a bit of a letdown.

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E3 2006: Sudoku Gridmaster Hands-on - May 10, 2006
More numbers to figure out on the Nintendo DS.

GC 2006: Nintendo Press Conference - August 23, 2006
Pink DS coming to Europe. Full press conference report inside.

Nintendo Shuffles Touch Generations - May 30, 2006
Older games get the newer "mass market" branding.

Nintendo's Latest Line-up - May 30, 2006
The current schedule of games hitting Nintendo's systems pre-Wii.

E3 2006: DS Games at Nintendo Conference - May 9, 2006
A list of games and a handful of details happening in the upcoming future for DS.