Sudoku Logic Course
This course equips you with expert Sudoku solving skills using graph colouring, chains, wings, and fish patterns like X-Wing and Swordfish. Ideal for maths enthusiasts, it hones proof-writing, structured thinking, and elegant solutions for the most challenging grids, building precision and speed in logical reasoning.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
Dive into advanced Sudoku techniques including graph colouring, multi-colouring, chains, ALS, and forcing chains. Master X-Wing, Swordfish, wing patterns, and dynamic tactics through detailed, step-by-step examples. Develop precise candidate notation, logical proofs, and a reliable process to solve the hardest puzzles confidently.
Elevify advantages
Develop skills
- Master advanced chain logic to construct strong and weak inference chains for rapid puzzle solves.
- Gain expertise in graph colouring techniques for single, dual, and multi-colour eliminations.
- Apply wing tactics including XY-Wing, XYZ-Wing, and W-Wings to break complex Sudoku grids.
- Identify pattern-based fish such as X-Wing, Swordfish, Jellyfish, and finned variants swiftly.
- Construct formal Sudoku proofs using parity arguments, contradictions, and advanced ALS methods.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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