Sudoku Guy

A difficult puzzle solved from beginnig to end. Lots to learn.Tutorial #56.

Tutorial #80 A difficult sudoku puzzle made easy

Lesson 5: Learn Sudoku. The Effect of 3 Numbers in a row or column within a Block

Lesson 10. Sudoku 3 empty cells in a line within a block

Lesson 7. Learn sudoku. The cross /meet technique.

Sudoku. Tutorial 63 The X Wing. Part 2 Using columns.

Sudoku. Lesson 4 Very important hints for solving sudoku puzzles.

Lesson 3: Learn Sudoku. Matching pairs, two empty cells

Lesson 12 Sudoku The "Outside the puzzle technique"

Lesson 21.Sudoku. The Xwing plus scenarios.

Sudoku Tutorial # 88 The many tricks for Matching Pairs.

Sudoku. Lesson 18 The amazing 3X3.

Sudoku Tutorial #40 A must know technique. NOT a puzzle.

Sudoku. Lesson 22. Review scenarios and the skyscraper pattern.