Sudoku
Play
Basic Strategies
Singles
Naked Pairs
Naked Triples
Hidden Pairs
Hidden Triples
Naked Quads
Hidden Quads
Pointing Pair
Pointing Triple
Box Reduction
X-Wing
Finned X-Wing
Sashimi Finned X-Wing
Franken X-Wing
Finned Mutant X-Wing
Skyscraper
Simple Coloring
Y-Wing
W-Wing
Swordfish
Finned Swordfish
Sashimi Finned Swordfish
Franken Swordfish
Mutant Swordfish
Finned Mutant Swordfish
Sashimi Finned Mutant Swordfish
Intermediate Strategies
Sue De Coq (basic)
XYZ-Wing
X-Cycle
Bi-Value Universal Grave
XY-Chain
3D-Medusa
Jellyfish
Finned Jellyfish
Sashimi Finned Jellyfish
Avoidable Rectangle
Unique Rectangle
Hidden Unique Rectangle
WXYZ-Wing
Firework
Subset Exclusion
Empty Rectangle
Sue De Coq Extended
SK Loop
Advanced Strategies
Exocet
Almost Locked Sets
Alternate Inference Chain
Digit Forcing Chains
Nishio Forcing Chains
Cell Forcing Chains
Unit Forcing Chains
Almost Locked Set Forcing Chain
Death Blossom
Pattern Overlay
Bowmans Bingo
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