Designed to provide an enjoyable challenge for even the youngest puzzlesolvers, Sudoku Crunch features over 10,000 premade sudoku puzzles, organized into three difficulty settings. Hints are available from the computer, when a particularly tricky grid causes trouble, and an "undo" feature allows players to correct mistakes. The software also comes with a builtin puzzle solver, designed to fill in even the more difficult puzzle in seconds. Puzzles can also be printed, for pencilandpaper...