Книга головоломок Судоку - 200 сложных тетронных головоломок 15x15 (числовые блоки / клеточные блоки): экстремальный логический вызов с сетками 15x15 | Сложная сложность ... для повышения умственной активности | 2 головоломки на странице

Push your brain to the limit with this Suguru Puzzle Book packed with 200 hard-level puzzles featuring large 15x15 grids. Also known as Tectonic, Number Blocks, or Cell Blocks, Suguru puzzles are a favorite among logic enthusiasts for their unique blend of challenge and mental stimulation. Created by Japanese puzzle inventor Naoki Inaba, Suguru puzzles divide the grid into irregular regions. Each region must be filled with numbers from 1 to the number of cells it contains. But beware — no identical numbers can touch, even diagonally! 200 Hard Difficulty Puzzles – Designed for experienced solvers and puzzle pros 15x15 Grid Layouts – Tougher grids for a more advanced solving experience Compact 6x9 Format – Handy size to take anywhere 2 Puzzles Per Page – Clean and easy-to-use layout Answer Key Included – All solutions provided in the back (20 per page) Perfect for sharpening your mind, improving logic skills, and enjoying hours of brain-teasing fun, this hard Suguru puzzle collection is a must-have for any serious puzzle lover. Can you conquer all 200 puzzles? Put your skills to the test today!