Killer Sudoku: Easy for Beginners
13:20
Another Quick Tip To Improve Your Killer Sudoku
35:18
Tutorial #82 Sudoku. An Unbelievable Technique. (locked little numbers)
17:59
Techniques for Hard Sudoku
22:58
Tips And Tricks For Killer Sudoku
16:39
Killer Sudoku Hidden Cages
20:10
Triples: the Single Most Important Sudoku technique?
13:41
Tutorial #40 A must know technique. NOT a puzzle.
10:34