Includes chronometer to save your highest scores and challenge the best players - Help option in case you get stuck and alarm for every wrong number added - Print out your Sudokus or save them for later Save, print out or e - mail your Sudokus - Sudoku for kids: an entertaining Sudoku version including animal colour images and their respective sounds Processor: Pentium II - 400 Mhz, Memory: 64 Mb RAM, Hard Disk: 13 Mb, Video Card: 16 Mb