{"product_id":"the-big-book-of-trigons-300-puzzles-paperback","title":"The big book of Trigons: 300 puzzles - Paperback","description":"\u003cdiv\u003e\u003cp style=\"text-align: right;\"\u003e\u003ca href=\"https:\/\/reportcopyrightinfringement.com\/\" target=\"_blank\" rel=\"nofollow\"\u003e\u003cb\u003eReport copyright infringement\u003c\/b\u003e\u003c\/a\u003e\u003c\/p\u003e\u003c\/div\u003e\u003cp\u003eby \u003cb\u003eDjape\u003c\/b\u003e (Author)\u003c\/p\u003e\u003cp\u003eThe Big Book of Trigons - 300 Puzzles: Three Times the Original Collection\u003c\/p\u003e\u003cp\u003eAfter the huge reception of the first Trigons book, this second volume delivers \u003cb\u003ethree times as many puzzles - 300 in total\u003c\/b\u003e - in a bigger format for more comfortable solving.\u003c\/p\u003e\u003cp\u003eTrigons are DJAPE's original puzzle invention: fill each triangle so that the digits on each side add up to the sum in the corner circle. They are not Sudoku - they require a completely different kind of numerical thinking.\u003c\/p\u003eWhat's Inside\u003cul\u003e\n\u003cli\u003e300 Trigons puzzles across all difficulty levels\u003c\/li\u003e\n\u003cli\u003e7.5 x 9.25 inch larger format for comfortable solving\u003c\/li\u003e\n\u003cli\u003eThick, quality paper\u003c\/li\u003e\n\u003cli\u003eSolving instructions and all solutions\u003c\/li\u003e\n\u003c\/ul\u003e300 Puzzles. 3× the Original. The Triangle Challenge Grows.\u003cp\u003eBy \u003cb\u003eDJAPE\u003c\/b\u003e - PhD in Computer Science, Washington Post puzzle contributor since 2006, and the creator of Trigons. A substantial and original gift for anyone who loves number puzzles and wants to try something genuinely new!\u003c\/p\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eNumber of Pages:\u003c\/strong\u003e 362\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 0.75 x 9.25 x 7.5 IN\u003c\/div\u003e\n            \u003cdiv\u003e\n\u003cstrong\u003ePublication Date:\u003c\/strong\u003e July 05, 2016\u003c\/div\u003e\n            ","brand":"Books by splitShops","offers":[{"title":"Default Title","offer_id":50376962048237,"sku":"9781535086660","price":40.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0020\/8918\/9441\/files\/LGbNPg8v4C9781535086660.webp?v=1785598259","url":"https:\/\/www.webster.direct\/en-ca\/products\/the-big-book-of-trigons-300-puzzles-paperback","provider":"Webster.Direct","version":"1.0","type":"link"}