1000+ Hard Sudoku Puzzles: A Delightfully Difficult Brain Workout! Ready to flex those brain muscles? 1000+ Hard Sudoku Puzzles is here to give your brain the ultimate mental marathon--with just the right mix of challenge and fun. Packed with over 1000 hard Sudoku Puzzles , this book is perfect for Sudoku fans who love a good head-scratcher and aren't afraid of a little pencil-powered battle. Whether you're on the couch, on a plane, or avoiding your to-do list--these puzzles have your back (and your brain). What's inside: 1000+ hard-level puzzles to keep your brain buzzing 9 puzzles per page--roomy, clean, and distraction-free Large print grids so your eyes won't quit before your brain does All solutions included (in case your logic goes on vacation) Perfect for travel, coffee breaks, and weekend wind-downs These puzzles are harder than keeping a houseplant alive for more than a week. So grab a pencil, find your comfiest chair, and prepare to have fun getting stumped--again and again!
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