{"product_id":"green-belt-sudoku-martial-arts-puzzles-9781402735967","title":"Green Belt Sudoku Martial Arts Puzzles","description":"\u003cb\u003eBook Synopsis\u003c\/b\u003e\u003cbr\u003eTaking a page from karate - another Japanese art - each title in the series 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 title also contains 300 puzzles.","brand":"Union Square \u0026 Co.","offers":[{"title":"Default Title","offer_id":49407829639511,"sku":"9781402735967","price":6.99,"currency_code":"GBP","in_stock":true}],"url":"https:\/\/bookcurl.com\/products\/green-belt-sudoku-martial-arts-puzzles-9781402735967","provider":"Book Curl","version":"1.0","type":"link"}