Ultimate Brain Workout: 1000+ Hard Sudoku Puzzles to Master Your MindAre you ready to push your logic to its limits? Ultimate Brain Workout is the definitive collection for true Sudoku enthusiasts craving a serious mental challenge. With over 1,000 hand-crafted hard-level puzzles, this book is designed to test your focus, sharpen your reasoning, and deliver hours of rewarding brain training.Each puzzle demands strategic thinking and perseverance—perfect for experienced solvers who aren’t afraid of a challenge. Whether you're looking to level up your skills or prove your Sudoku mastery, this book has everything you need to stay engaged and mentally sharp.Inside you’ll find:1,000+ hard Sudoku puzzlesClear layout with easy-to-read gridsNo repeats – every puzzle is uniqueA solution section for every puzzleAre you up for the challenge? Grab a pencil and see if you can conquer them all.

ペーパーバック:	250ページ
ASIN:	B0F92KSFYN
発売日:	2025/5/14
言語:	英語
出版社:	Independently published (2025/5/14)
ISBN-13:	979-8283927336
寸法:	21.59 x 1.45 x 27.94 cm