{"product_id":"killer-sudoku-hard-to-extreme-puzzles-paperback","title":"Killer Sudoku Hard to Extreme Puzzles - Paperback","description":"\u003cp\u003eHere are some really difficult Sudoku puzzles that will definitely kill your boredom. Difficult puzzles work best if you are trying to change your mood and approach your problems with a renewed perspective. These puzzles are also useful in helping you find your own version of happiness. Start solving today.\u003c\/p\u003e","brand":"BooksCloud","offers":[{"title":"Default Title","offer_id":51376802037983,"sku":"9781645214724","price":15.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0813\/8958\/4607\/files\/SMFLW2FkIv9781645214724.webp?v=1789225375","url":"https:\/\/blackandbarhe.com\/products\/killer-sudoku-hard-to-extreme-puzzles-paperback","provider":"Black \u0026 Barhe Bookstore","version":"1.0","type":"link"}