Catch the latest wave in Sudoku-mania! These 275 X-Factor SuDoku puzzles are for the diagonally challenged, in 6 difficulty levels from Simple to Fiendish. X-Fa

Sudoku is the new number puzzle craze sweeping the nation, and Sudoku X is the only puzzle collection to add diagonal play to the Sudoku formula.

Prepare to be obsessed. Match wits with the experts who created Sudoku. Arranged from “Easy” to “Very Hard,” here are over 300 logic puzzles that celebr

Sudoku X Puzzle Books with an X Factor: Includes Answers Thanks to Sudoku, you will never get bored. This book contains 150 Sudoku X Puzzles; there are two puzz

"Sudoku to Go!" is a collection of three slim notepads, each the perfect size to stick in a pocket or bag, and convenient enough to pull out and play anywhere.