## ‘Only Square’ Sudoku puzzle solving guideThe Only Square rule is a straightforward rule you will need to solve Sudoku puzzles. ## Other guides available- Index of available guides
- Only Choice rule for gentle puzzles
**Only Square rule for gentle puzzles**- Single Possibility rule for gentle puzzles
- Two out of Three strategy for gentle puzzles
- Shared Subgroup rule for gentle and moderate puzzles
- Naked Twin rule for moderate puzzles
- Hidden Twin rule for tough puzzles
- X Wing rule for tough puzzles
- Swordfish rule for tough puzzles
- Alternate Pair rule for very tough puzzles
- Hook rule for very tough puzzles
- Trial and error rule for any puzzle
- Solving a gentle puzzle step by step
- Gentle puzzle solved using Only Choice and Only Square
- Moderate puzzle solved using some Twin and Sub-group logic
- Challenging puzzle solved using Hook and Sub-group logic
Copyright © 2005-2014 Sudoku Dragon |