Sponsored Links

TOP

Rules

Each row must contain all of the numbers 1 through 9 and no two numbers in the same row of a Sudoku puzzle can be the same.

◯

×

Each column must contain all of the numbers 1 through 9 and no two numbers in the same column of a Sudoku puzzle can be the same.

◯

×

Each block must contain all of the numbers 1 through 9 and no two numbers in the same block of a Sudoku puzzle can be the same.

• TOP
• My page(Login)
• Daily Sudoku
• Back Numbers
• Sudoku puzzles
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7 ->LEVEL:8
• Sai(彩) mode Sudoku puzzles
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7
• Sudoku 16
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5 ->LEVEL:6
• LEVEL:7
• Sudoku 6
• LEVEL:1 ->LEVEL:2
• LEVEL:3 ->LEVEL:4
• LEVEL:5
• Average time
• Top 300 difficult puzzles
• High Score
• Medals
• Rules
• Sudoku Tricks
• Solving Techniques
• Hidden Singles
• Naked Pairs/Triples/Quads
• Hidden Pairs/Triples/Quads
• Pointing Pairs
• X-Wing
• Y-Wing
• Simple Coloring
• Simple Chain
• Sword-Fish
• XYZ-Wing
• X-Cycles
• BUG+1
• XY-Chains
• Jelly Fish
• Unique Rectangles
• Extended Unique Rect.
• Hidden Unique Rect's
• WXYZ-Wing
• Aligned Pair Exclusion
• Sudoku problem solver program
• How to create Sudoku problems
• 1 Creating the answer
• 2 Creating blank boxes
• 3 Sudoku solver program
• 4 Creating problems with fewer clues
• About Sudoku (column)
• About Sudoku
• Possible combinations of Sudoku
• About Sudoku techniques
• Contact
• Download