{"product_id":"9781802791884","title":"Mensa's Most Difficult Number Puzzles : Prove your logical and numerical abilities against 200 fiendish problems","description":"\u003cp\u003e Author(s): Moore, Dr. Gareth \u003cbr\u003e Binding: Paperback, \u003cbr\u003e Date of Publication: 01\/08\/2024,\u003cbr\u003e Pagination: 144 pages, 200 clr puzzles,\u003cbr\u003e ISBN13\\EAN\\SKU: 9781802791884,\u003cbr\u003e Description: \u003c\/p\u003e\u003cp\u003eProve your logical and arithmetical prowess by solving the exceptionally tricky problems in Mensa's Most Difficult Number Puzzles. This full-colour book features a huge variety of numerical conundrums that are certain to test even the most adept of puzzlers. Some puzzles – such as sum skyscraper and calcudoku – will test your mental maths, while others – such as touchy and bridges – will provide a trial for your logical and lateral thinking. Are you up to the fiendish challenge?\u003c\/p\u003e","brand":"Griffin Books","offers":[{"title":"Default Title","offer_id":43571761479724,"sku":"9781802791884","price":16.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0379\/1365\/7388\/files\/9781802791884.jpg?v=1719468580","url":"https:\/\/www.griffinbooksonline.co.uk\/products\/9781802791884","provider":"Griffin Books","version":"1.0","type":"link"}