Sudoku is the ultimate logic puzzle, and this handheld game is the ultimate Sudoku challenge! Sudoku is one of the most challenging and enjoyable puzzle games around. Because Sudoku is a logic based game, it increases your aptitude, which is why it's often recommended by teachers as a remarkable exercise in "logic reasoning". The aim is to fill the grid with numbers so that each column, row and region uses each number just once. For older people it may help stave off the onset of dementia and Alzheimer's Disease since it keeps the brain active. This electronic Sudoku is really easy to use thanks to its backlit touch-screen interface, and it includes a stylus in the package. There are two gameplay modes with four skill levels in each, providing a total of one million puzzles!
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