{"product_id":"puzzles-by-dr-djape-300-puzzles-paperback","title":"Puzzles by Dr Djape: 300 puzzles - Paperback","description":"\u003cdiv\u003e\u003cp style=\"text-align: right;\"\u003e\u003ca href=\"https:\/\/reportcopyrightinfringement.com\/\" target=\"_blank\" rel=\"nofollow\"\u003e\u003cb\u003eReport copyright infringement\u003c\/b\u003e\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\u003cp\u003eby \u003cb\u003eDjape\u003c\/b\u003e (Author)\u003c\/p\u003e\u003cp\u003ePuzzles by Dr Djape - 300 Sudoku Variants from an Author Who Earned His Title\u003c\/p\u003e\u003cp\u003eThis is the first book DJAPE signed as \"Dr Djape\" - published exactly one year after defending his PhD thesis in Computer Science. It is also one of his most personal and ambitious collections.\u003c\/p\u003e\u003cp\u003e300 puzzles spanning a wide variety of Sudoku variant types, curated for experienced puzzlers. This is not a beginner book. DJAPE assumes you know how standard Sudoku works and jumps straight into the variants - overlapping grids, exotic constraints, combined rules, and formats that challenge even solvers who think they have seen everything.\u003c\/p\u003e\u003cp\u003eThe book reflects two decades of puzzle-making expertise, combining the mathematical precision of a computer scientist with the creative playfulness of someone who genuinely loves inventing new puzzle types. If you want to see what happens when a puzzle maker with a doctorate designs his signature collection, this is it.\u003c\/p\u003e\u003cp\u003e300 puzzles. 7 x 10 inch format. All rules explained. All solutions included. From Dr DJAPE - Washington Post Samurai Sudoku author since 2006, over 250 published books.\u003c\/p\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eNumber of Pages:\u003c\/strong\u003e 222\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 0.47 x 10 x 7 IN\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003ePublication Date:\u003c\/strong\u003e November 23, 2017\u003c\/div\u003e\n            ","brand":"Books by splitShops","offers":[{"title":"Default Title","offer_id":50369849131245,"sku":"9781979609951","price":20.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0020\/8918\/9441\/files\/7YsZeYm5Q09781979609951.webp?v=1785439001","url":"https:\/\/www.webster.direct\/products\/puzzles-by-dr-djape-300-puzzles-paperback","provider":"Webster.Direct","version":"1.0","type":"link"}