{"product_id":"second-degree-brown-belt-sudokur-9781402737169","title":"Second-Degree Brown Belt Sudoku(r)","description":"With a separate sudoku book for every level, this work helps puzzle lovers play this popular game. Taking a page from karate - another Japanese art, each title is graded by colour: White Belt for easy, Green Belt for medium level, Brown Belt for hard, and Black Belt for the super-tough solvers. Each book includes 300 puzzles.\u003cbr\u003e","brand":"Puzzlewright","offers":[{"title":"Default Title","offer_id":50504365834514,"sku":"9781402737169","price":8.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_3d4a5655-48e1-4e72-af17-a026030e4b59.jpg?v=1730817855","url":"https:\/\/surprise-castle.myshopify.com\/products\/second-degree-brown-belt-sudokur-9781402737169","provider":"Surprise Castle","version":"1.0","type":"link"}