The Sudoku With Only 2 Given Digits
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Is This Sudoku Impossible?
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The Miracle Killer Sudoku
1:02:12
Schrödinger's "Rat": Sudoku Perfection (And Comedy!)
45:36
The Sudoku With Only 10 Words Of Rules (!)
21:56
The Simple Trick For Hard Sudokus
59:44
The Secret IN The Fog
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The Riddle That Seems Impossible Even If You Know The Answer
39:56