{"product_id":"9780711290686","title":"Sudoku Challenge: 200 fiendish Sudoku puzzles with a twist","description":"\u003cb\u003eDo you love sudoku? Do you want to test your skills with a unique maths and logic game? If you do, then you will love this collection of over 200 puzzles ideal for you to do anytime, anywhere.\u003c\/b\u003e\u003cp\u003e In \u003cb\u003eSudoku Challenge\u003c\/b\u003e, you fill in the puzzles with the usual rules, but when the grid is complete, you then use the \u003cb\u003eclue numbers\u003c\/b\u003e to work out how to calculate the \u003cb\u003echallenge number\u003c\/b\u003e. \u003cbr\u003e\u003cbr\u003e U\u003cb\u003enique\u003c\/b\u003e, \u003cb\u003efun, \u003c\/b\u003eand\u003cb\u003e interactive \u003c\/b\u003ethis collection of \u003cb\u003ebrain-teasing puzzles\u003c\/b\u003e, can be \u003cb\u003eplayed offline \u003c\/b\u003eand will keep you entertained for hours and hours. \u003c\/p\u003e Whether you are looking for\u003cb\u003e puzzle practice\u003c\/b\u003e\u003cb\u003eto train your brain\u003c\/b\u003e, or seeking a \u003cb\u003escreen-free offline alternative \u003c\/b\u003eto online puzzles, or a\u003cb\u003e sudoku challenge like no other \u003c\/b\u003ethis collection will have you enthralled.\u003cbr\u003e  ","brand":"Ivy Press","offers":[{"title":"Default Title","offer_id":43026171953213,"sku":"9780711290686","price":9.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/0838\/9949\/files\/9780711290686_p0.jpg?v=1772681736","url":"https:\/\/www.tatteredcover.com\/products\/9780711290686","provider":"Tattered Cover","version":"1.0","type":"link"}