{"product_id":"logic-grid-puzzles-toichika-puzzles-200-logic-grid-puzzles-with-answers-9781981022793","title":"Logic Grid Puzzles: Toichika Puzzles - 200 Logic Grid Puzzles With Answers","description":"\u003cp\u003e\u003cb\u003eToichika\u003c\/b\u003e is a logic puzzle published by Nikoli. The task consists of a rectangular or square grid divided into regions. The goal is to place arrows in some cells according to the following rules: - Each region contains exactly one arrow. - Each two arrows are paired, they point to each other. There are no unpaired arrows. - Two regions with paired arrows must not be horizontally or vertically adjacent. - Between two paired arrows, no other arrow must be placed.\u003cbr\u003e\u003c\/p\u003e","brand":"Independently Published","offers":[{"title":"Default Title","offer_id":50372016963858,"sku":"9781981022793","price":8.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_0ec5b12a-3c5d-4b27-9d5a-a3b11997004f.jpg?v=1728543191","url":"https:\/\/surprise-castle.myshopify.com\/products\/logic-grid-puzzles-toichika-puzzles-200-logic-grid-puzzles-with-answers-9781981022793","provider":"Surprise Castle","version":"1.0","type":"link"}