Tutorial #40 A must know technique. NOT a puzzle.
11:17
Another Must Know technique Tutorial # 41 NOT a Puzzle
15:52
Lesson 1 Learn sudoku. How to solve sudoku for beginners. Horizontal blocks using TMB.
17:59
Techniques for Hard Sudoku
21:18
Expert Sudoku: The Basic Techniques Used By Champions
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This AMAZING Trick Can Solve Extreme Sudoku
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Sudoku Tutorial # 88 The many tricks for Matching Pairs.
36:09
Tutorial 58. Hard sudoku puzzle with lots of techniques.
21:56