I love it. I played it for the first time online. It takes practice.
For those of you that don't know what sudoku is, it's a game where you insert different numbers in grids. It cannot be the same number in the same 3 by 3 grid. For instance,
I started playing this like 7 years ago, when a math teacher made us do them in class. They're so fun. Although, I hope they don't just become a fad...