🔖 Solving Sudoku

Bookmarked Solving Sudoku (sudoku.org.uk)

A complete guide to solving Sudoku puzzles. Here we show you the various techniques to solve Sudoku puzzles of all levels.

Techniques for solving Sudoku

Basic Strategies | | Chaining Strategies
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Naked Pairs

X-Wing Family

Naked Triples

Sword-Fish

Naked Quads

Jelly Fish

Hidden Pairs

Simple Coloring or Chains

Hidden Triples & Quads

Multi-Coloring

Pointing Pairs/Intersection Removal

Y-Wing Strategy

Box/Line Reduction

XYZ-Wing Strategy

WXYZ-Wing

Y-Wing Chains

XY-Chain Strategy

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Uniqueness Strategies | |

Unique Rectangles

Empty Rectangles