Tutorials
Articles tagged with "Tutorials".
How to Play Mini Sudoku on Grids Like 4x4 and 6x6
Mini Sudoku on 4×4 and 6×6 grids uses the same rule as standard Sudoku but in a smaller space. Here …
Sep 01, 2026A Guide to Playing Irregular Jigsaw and Diagonal Sudoku
In Jigsaw Sudoku, the 3×3 boxes are replaced by irregular shapes. In Diagonal Sudoku, the two main d…
Aug 26, 2026How to Get Unstuck in Sudoku Using Advanced Elimination Techniques
When standard techniques fail, advanced elimination methods can break any stall. Here is a structure…
Jul 14, 2026Why Your Sudoku Might Have Multiple Solutions and How to Tell
A well-formed Sudoku always has exactly one solution. If yours seems to have more, either the puzzle…
Jul 08, 2026How to Recognize Hidden Triples and Quads in Expert Puzzles
Hidden Triples and Quads are among the most useful — and most overlooked — techniques in advanced Su…
Jun 23, 2026How to Spot Y Wing and W Wing Patterns in Expert Sudoku
Y-Wing and W-Wing are chain-based techniques that let you eliminate candidates from cells that seem …
Jun 17, 2026How to Teach Sudoku to Kids Using Simple Grids and Colors
Teaching Sudoku to children works best with smaller grids, color-coded symbols, and a focus on the e…
Jun 11, 2026How to Identify and Use Skyscraper and XY Wing Patterns
Skyscraper and XY-Wing are two of the most powerful intermediate techniques in Sudoku. Here is how t…
Jun 08, 2026How to Fill the First Three Rows of Sudoku Using Logic
The top three rows of a Sudoku grid form the top band — and solving them correctly creates a cascade…
May 31, 2026How to Start a Sudoku Puzzle the Right Way Every Time
The first moves you make in a Sudoku puzzle set the pace for everything that follows. Here is the ri…
May 28, 2026Simple Rules for Playing Sudoku with Numbers and Letters
You can play Sudoku with digits, letters, colors, or symbols — the logic stays exactly the same. Her…
May 13, 2026The Difference Between Rows Columns Blocks and Nonets in Sudoku
Rows, columns, blocks, boxes, nonets — Sudoku has several names for the same three types of groups. …
May 07, 2026