{"product_id":"skill-builder-sudoku-medium-to-hard","title":"Skill Builder Sudoku: Medium to Hard","description":"\u003cp\u003e\u003cb\u003eBuild up your sudoku skills from easy to expert!\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003eIn this three-book series, each book helps solvers build their skills to get from one level to the next. \u003ci\u003eMedium to Hard\u003c\/i\u003e will build on the skills learned in the first book, \u003ci\u003eEasy to Medium\u003c\/i\u003e, gradually introducing more advanced techniques (like jellyfish and finned X-wings) alongside puzzles designed to hone those skills, giving solvers plenty of opportunity to practice, and to build the confidence to continue on to the next volume.\u003c\/p\u003e","brand":"Union Square \u0026 Co.","offers":[{"title":"Default Title","offer_id":57256768962904,"sku":"9781454958871","price":16.99,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/agendabookshop.com\/products\/skill-builder-sudoku-medium-to-hard","provider":"Agenda Bookshop","version":"1.0","type":"link"}