Believe me, you’ve never seen Sudoku like this.
Dad has been a fan for years and he is unbeatable.
He does the super-hard master-mind fiendish ones and has developed a very unique system of deduction based on logic and aided by symbology. For all you who’ve read the Da Vinci Code, this is a whole other ballgame.
I just love how he fills out the grids in ink and colors them in.
All the photos are courtesy of Nic…you can view the whole slideshow here, but here are my favorite samples: