Johnny "Bananas" Devenanzio faced his first-ever last-place finish in a daily challenge on The Challenge season 41.

Mathematicians say a hidden pattern called the 'Phistomefel Ring' can help you solve even the most challenging Sudoku puzzle much faster.

I was so excited to read about Jim Hurley’s helpful program for solving the Sudoku puzzles. I’ve tried them and became frustrated even with those listed as easy. But, today is my first time to feel ...

Well, I got caught up in the current Sudoku puzzle frenzy, the one currently offered by The Union. I was challenged by a friend (?) to solve one particular puzzle.