1:04:49

Welcome To THE Year Of The Sudoku

50:47

Think You Can "Break In" To This Fog Sudoku!?

18:31

5 Sudoku Concepts EVERY Solver Needs To Know

49:41

The Foggy Killer Sudoku

17:53

How To Solve XY-Wings EFFORTLESSLY (5 Amazing Tips) - SHC 268

19:46

These 2 Tricks Can Solve Most Of The World’s Hardest Sudokus

56:11

An Extraordinary New Sudoku Rule

44:40

"The Best Puzzle I've Done This Year"