Classic SUDOKU includes 200 000 unique puzzles! Rules are simple and you can learn to play in minutes. Use problem solving skills and logic to solve. System Requirements:233 MHz Pentium Processor or better Windows#174; 98/ 2000 / XP 16 MB RAM Direct X Compatible Video and Sound Cards 70 MB hard drive space CD-ROM Mouse printer (optional) Format: WIN 98 2000 XP Genre:nbsp;ENTERTAINMENT / SOFTWARE UPC:nbsp;832228002319 Manufacturer No:nbsp;JC231