{"product_id":"penny-press-sudoku-super-challenger-volumes-87-4","title":"Penny Press Sudoku Super Challenger Volumes 87 And 88 Set, Advanced Sunday Size 16x16 Grid Puzzle Books For Expert Solvers, Two Book Collector Set","description":"\u003cp\u003eElevate your puzzle-solving experience with the Sudoku Super Challenger Volumes 87 and 88. These advanced puzzle books break away from the standard 9x9 format, offering a rigorous mental workout through complex 16x16 grids. Designed for seasoned enthusiasts who have mastered traditional Sudoku, these books require solvers to place numbers 1 through 16 across every row, column, and 4x4 sub-grid. Each book in this collector series measures approximately 10.75 inches by 7.5 inches, providing a large, clear workspace that is perfect for extended sessions of logical deduction. With over 50 puzzles contained in each volume, this set is a must-have for those seeking to test their cognitive limits against monster-sized grids. Whether you are looking to sharpen your pattern recognition or simply enjoy the satisfaction of completing a truly difficult challenge, these authentic USA-imported puzzle books offer a premium experience that standard Sudoku collections cannot match. The Sunday Size format ensures that every puzzle is spacious and easy to read, allowing you to focus entirely on your strategy and technique.\u003c\/p\u003e","brand":"Generic","offers":[{"title":"Default Title","offer_id":52055134863677,"sku":"Rudra-B09V8B1MN6","price":4149.0,"currency_code":"INR","in_stock":true}],"url":"https:\/\/rudraretails.com\/products\/penny-press-sudoku-super-challenger-volumes-87-4","provider":"Rudra Retails","version":"1.0","type":"link"}