Brain Age Express: Sudoku

Solve a variety of sudoku puzzles in three different skill levels in this sudoku-focused version of Brain Age.
Sudoku takes center stage in this edition of the popular Brain Age series. Solve a variety of puzzles in three different skill levels using the Touch Screen and an intuitive interface. You'll effectively work your brain, but you'll be having enough fun that you won't even realize it. Never fear though: you can always track your progress by completing three tests and finding out your Brain Age. The unique charm of the Brain Age series and the challenge of sudoku make for an enjoyable combination. Prepare for another round of training your brain in minutes a day!

Source: Nintendo.com Description