Sudoku. Tutorial #27. Many ways to eliminate small numbers.
Sudoku tutorial #86 Only 17 numbers to start!
Sudoku, Tutorial #34 Managaing small numbers to solve very hard puzzles.
How to Solve a Sudoku Game
The Sudoku With No Digits. At All.
Tutorial #68 Strong and Weak links and Open Ended Chains, which enable you to remove small numbers.
X-Wings and the Rectangle Rule for Solving Medium to Hard Sudoku Puzzles
How to play Sudoku
Sudoku falling into an unusual kind of line.
Tutorial #40 A must know technique. NOT a puzzle.
How To Do Hard Sudokus In 10 Minutes
Sudoku. Tutorial #25. Sudoku without numbers???
Tutorial #79 A sudoku Puzzle to blow your mind.!!! Locked little numbers.
Making a Hard Sudoku really easy
How to Solve Sudoku Puzzles - Sudoku Beginner Tutorial #1
How to Play Sudoku for Absolute Beginners
Is This Sudoku Impossible?
17 and Sudoku Clues - Numberphile
Scanning Method: Start With This First
Sudoku Secrets No. 2: The X-Wing #shorts
