Printable hard sudoku puzzles
Printable easy sudoku puzzles

Sudoku puzzle info

Contacts:

Web Site

United States of America

<support at sudokupuzzle dot org>

Contact person: Jack Wang
Hard sudoku puzzles 1.0
Printable hard sudoku puzzles.The game of sudoku originated in the eighteenth century.it does not involve any calculation knowledge but needs reasoning and logical thinking to come up with the answers.
 
Easy sudoku puzzles 1.0
Printable easy sudoku puzzles.The game of sudoku originated in the eighteenth century.it does not involve any calculation knowledge but needs reasoning and logical thinking to come up with the answers.