Software Developed by Sudoku9981.com

Print, play and solve word sudoku to learn English.You can create your own word list and print it to your students.A fun and effective way to reinforce English vocabulary ...

Print, play and solve word sudoku to learn Chinese.You can create your own word list and print it to your students.A fun and effective way to reinforce Chinese vocabulary ...

Print unlimited standard sudoku puzzles and samurai sudoku puzzles to PDF file,Create and personalize your sudoku ebook.With Sudoku2pdf you can print booklets of Sudoku puzzles containing 1, 2 or 4 puzzles per page and six levels.

Print unlimited sudoku puzzle to PDF file,Create and personalize your sudoku ebook.With Sudoku2pdf you can print booklets of Sudoku puzzles containing 1, 2 or 4 puzzles per page and six levels.

Sudoku puzzle game for Windows,with the color marking function and specific method to control candidate number,you can use the advanced techniques of sudoku more easily.

1000 hard printable sudoku puzzles,Hard soduku puzzles need some advanced soduku strategies,Such as Color Wrap,Hidden Single ,Pinned Digit .

1000 very hard printable sudoku puzzles,Extreme soduku puzzles need some advanced soduku strategies,Such as Uniqueness, Single Digit Patterns,Fish ...

1000 expert printable sudoku puzzles,Expert soduku puzzles need some advanced soduku strategies,Such as X-Wing,Squirmbag,Fishy Cycle| X-Cycle,XY-Chain.

1000 easy printable sudoku puzzles,Easy soduku puzzles need some normal soduku strategies.