The Sudoku craze is about to get twice as wild with the introduction of The Manga Guide to Double Sudoku, the first book of its kind to feature an all-new variant of the popular puzzles.
A 40-page manga at the front of the book gently introduces even those new to sudoku to the rules of Double Sudoku.
The remaining pages are packed with 100 Double Sudoku puzzles and their solutions.
Featuring English-language text by Jay Morrison, a Tokyo writer and Sudoku master, and illustrations by award-winning artist Atsuhisa Okura, past recipient of the Best New Artist award from both Kodansha and Shueisha.
Includes all answers
Manga explains all rules
100 puzzles in three difficulty levels: Easy, Difficult, and Heroic