Welcome to SudokuPulse! Whether you’ve never seen a Sudoku grid before or you’re stuck at a difficulty plateau, this page will guide you step by step through everything you need.
Step 1: Learn the Rules (5 minutes)
If you’re completely new to Sudoku, start with the basics:
- How to Play Sudoku — Complete beginner guide with worked examples
- Sudoku Rules — Rules, grid layout, and essential terminology
- Is Sudoku Math? — No! Here’s why anyone can play
Ready to try? Jump straight into an Easy puzzle — you can solve it with just common sense and the process of elimination.
Step 2: Master the Basics (1–2 weeks)
Now learn the two foundational techniques that solve every Easy puzzle:
| Technique | What It Does | Guide | Practice |
|---|---|---|---|
| Naked Single | A cell has only one possible number | Learn → | Practice → |
| Hidden Single | A number can only go in one cell in a row/column/box | Learn → | Practice → |
Goal: Solve Easy puzzles consistently in under 10 minutes.
Walkthrough: How to Solve Easy Sudoku (step by step)
Step 3: Learn Intermediate Techniques (2–4 weeks)
These techniques unlock Medium and Hard puzzles:
| Technique | What It Does | Guide | Practice |
|---|---|---|---|
| Naked Pair | Two cells in a house share the same two candidates | Learn → | Practice → |
| Hidden Pair | Two candidates only appear in two cells in a house | Learn → | Practice → |
| Pointing Pair | A candidate confined to one row/column within a box | Learn → | Practice → |
| Pointing Triple | Same as pointing pair, using three cells | Learn → | Practice → |
| Naked Triple | Three cells share three candidates in a house | Learn → | Practice → |
| Hidden Triple | Three candidates only appear in three cells | Learn → | Practice → |
Also learn: Pencil Marks — you’ll need candidate notation for everything from here on.
Goal: Solve Medium puzzles consistently and start tackling Hard.
Step 4: Learn Advanced Pattern Techniques (1–2 months)
These are the techniques that separate casual solvers from skilled ones — required for Expert puzzles:
Fish Patterns (row/column-based)
| Technique | Guide | Practice |
|---|---|---|
| X-Wing | Learn → | Practice → |
| Swordfish | Learn → | Practice → |
| Finned X-Wing | Learn → | — |
| Jellyfish | Learn → | — |
Wing Techniques (cell-relationship-based)
| Technique | Guide | Practice |
|---|---|---|
| XY-Wing | Learn → | Practice → |
| XYZ-Wing | Learn → | Practice → |
| W-Wing | Learn → | — |
Single-Digit Patterns
| Technique | Guide |
|---|---|
| Skyscraper | Learn → |
| Two-String Kite | Learn → |
| Empty Rectangle | Learn → |
Subsets & Uniqueness
| Technique | Guide |
|---|---|
| Naked Quad | Learn → |
| Hidden Quad | Learn → |
| Box-Line Reduction | Learn → |
| Unique Rectangle | Learn → |
| BUG | Learn → |
Goal: Solve Expert puzzles consistently.
Walkthrough: How to Solve Expert Sudoku
Step 5: Master Expert-Level Techniques (2–3 months)
These final techniques unlock Evil puzzles — the hardest Sudoku has to offer:
| Technique | What It Does | Guide |
|---|---|---|
| Coloring | Trace true/false chains on a single digit | Learn → |
| Chains (AIC) | Follow alternating inference chains across digits | Learn → |
| ALS (Almost Locked Sets) | Use overlapping candidate sets for complex eliminations | Learn → |
Goal: Solve Evil puzzles through pure logic.
Walkthrough: How to Solve Evil Sudoku
Your Progress Checklist
Use this to track where you are:
| Level | Techniques Needed | Puzzle Difficulty | Articles |
|---|---|---|---|
| Beginner | Naked Single, Hidden Single | Easy | How to Play |
| Intermediate | + Pairs, Triples, Pointing | Medium, Hard | Technique Progression |
| Advanced | + Fish, Wings, Kites | Expert | Solving Checklist |
| Master | + Chains, Coloring, ALS | Evil | Get Faster |
Helpful Resources Along the Way
- Sudoku Glossary — Look up any term you don’t know
- 10 Common Mistakes — Avoid the pitfalls that slow you down
- Sudoku Solver — Stuck? Enter your puzzle to see the next step
- Daily Puzzle — One puzzle a day keeps the brain sharp
- Practice Section — Technique-specific drills