Playing the Field, in Sudoku
1:00:55
A "Phenomenal" Sudoku
16:06
The Greatest Mathematician Who Ever Lived
17:22
The worst English phrasebook ever written
29:21
Seeking Squares in the Fog
26:56
Unusual grid leads to great deductions!
23:51
Why is this number everywhere?
53:12
The "Empty Grid" Sudoku
1:08:06