{"product_id":"challenging-puzzles-matthew-donegan-9781787392014","title":"Challenging Puzzles: Training for Busy Brains (Brain Boosters), Full Color Puzzles Including Sudoku, Logic Problems and Riddles","description":"Charge up your cognitive power with these challenging conundrums! Featuring more than 200 illustrated, full-color puzzles-- including sudoku, logic problems, riddles, Latin squares, visual teasers, and math challenges--this collection lets you exercise your mind, whether you've got five minutes or an hour. The fun begins with moderately difficult brainteasers, but solving gets progressively harder as you go along and your skills develop.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Matthew Donegan\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1787392015\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781787392014\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Carlton Books\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 05\/12\/2020\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 256\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.60lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 6.60h x 4.80w x 0.80d","brand":"Matthew Donegan","offers":[{"title":"Paperback","offer_id":43991409361151,"sku":"9781787392014","price":9.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_d5aaf5e4-5bb8-47e4-a06c-fb34c41ee266.jpg?v=1683310124","url":"https:\/\/www.whiterainbookhouse.com\/products\/challenging-puzzles-matthew-donegan-9781787392014","provider":"WR Book House","version":"1.0","type":"link"}