{"product_id":"calcudoku-volume-one-entry-level","title":"Calcudoku: Volume One - Entry Level","description":"Smart, Addictive, and Amazingly Satisfying\n\nPut your logic - and your math skills - to the test with Calcudoku, the clever puzzle that mixes the best of Sudoku and KenKen into one brain-boosting challenge!\n\nEach grid contains numbered \"cages,\" each with a target value and a math operation. Your task? Fill the grid with numbers so that each row and column contains every number once, while each cage's math equation adds up exactly right.\n\nPerfect for fans of Sudoku, KenKen, and logic puzzles, Calcudoku offers:\nDozens of original puzzles from easy to expert\nA perfect blend of logic and arithmetic\nGreat brain exercise that builds focus and reasoning skills\nClean layouts and clear instructions for stress-free solving\n\nWhether you enjoy solving one puzzle a day or tackling a full marathon session, this book promises hours of smart, rewarding fun.\n\nGrab your pencil - it's time to calculate your way to victory!","brand":"Puzzles For A Cause","offers":[{"title":"Default Title","offer_id":57869438714159,"sku":"ep7wk8","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0978\/0199\/4543\/files\/kv72v5d-front-shortedge-384.jpg?v=1778185097","url":"https:\/\/www.puzzlesforacause.com\/products\/calcudoku-volume-one-entry-level","provider":"Puzzles For A Cause","version":"1.0","type":"link"}