Let's Sudoku! Volume 2 Puzzle #105
7:12
Let's Sudoku! Volume 2 Puzzle #104
25:11
A Sudoku With Only 4 Given Digits?!
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
18:59
Killer Sudoku: Easy for Beginners
6:34
Let's Sudoku! Volume 2 Puzzle #117
23:59