{"product_id":"9780008815943","title":"The Times Su Doku - The Times Samurai Su Doku 15: 100 extreme puzzles for the fearless Su Doku warrior","description":"\u003cdiv id=\"hc-product-description\"\u003e\n\u003cp\u003e\u003cstrong\u003eChallenge yourself with number puzzles\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor anyone who loves the challenge of Su Doku but manages to solve them within minutes, you can now enjoy the extended mental workout and ultimate endurance test of a five grid interlinked system.\u003c\/p\u003e\n\u003cp\u003eThis is Su Doku multiplied: every column, row and 3x3 box must contain the digits 1 to 9. Where the puzzles overlap, the rows and columns do not go beyond their usual 9x9 length but the interlocking boxes give you more clues – and more complexity.\u003c\/p\u003e\n\u003cp\u003eWith another 100 new Samurai puzzles to vex you for hours, lose yourself in the four levels of this book:\u003c\/p\u003e\n\u003cp\u003e10 Easy\u003cbr\u003e40 Mild\u003cbr\u003e40 Difficult\u003cbr\u003e10 Super difficult\u003c\/p\u003e\n\u003cp\u003eEven the speediest of Su Doku solvers will be agonising over these ultra-complex, extended brainteasers.\u003c\/p\u003e\n\u003cp\u003eThese are the most difficult Su Doku puzzles in The Times range.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"The Times Su Doku","offers":[{"title":"9780008815943","offer_id":57060491952506,"sku":"9780008815943","price":11.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2473\/3068\/files\/x500_2d607e60-9a4d-4940-9e04-84e7cbeb5563.jpg?v=1783845257","url":"https:\/\/collins.co.uk\/products\/9780008815943","provider":"Collins","version":"1.0","type":"link"}