Let's Sudoku! Volume 2 Puzzle #100
8:32
Let's Sudoku! Volume 2 Puzzle #99
24:46
The Magic Puzzle That Grades YOU!
19:46
These 2 Tricks Can Solve Most Of The World’s Hardest Sudokus
17:53
The Sudoku Trick All Expert Solvers Know
10:42
[Eng] Sum Next to 9 Sudoku, by Akash Doulani
33:44
Sudoku Tutorial #85 Solving a DIABOLICAL PUZZLE.
9:01
Let's Sudoku! Volume 2 Puzzle #124
18:00