{"product_id":"binary-valentyna-uvarova-9798649821971","title":"Binary: 200 Hard Puzzles 11x11 vol. 19","description":"The binary puzzle (also known as \" Binairo\", \"Takuzu\", \"Tohu wa Vohu\") is a new logic puzzle that you can solve by using only zeros and ones. The rectangular or square grid should fill the numbers in accordance with the following rules: \u003cbr\u003e- Each row and each column contain the same number of digits \"1\" as digits \"0\" (or one more for odd sized grids).\u003cbr\u003e- The same number can only be in no more than two cells in a row.\u003cbr\u003e- Each line must be unique, and each column must be unique.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Valentyna Uvarova\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 8649821979\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9798649821971\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Independently Published\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 06\/07\/2020\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 138\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 0.43lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.02h x 5.98w x 0.30d","brand":"Valentyna Uvarova","offers":[{"title":"Paperback","offer_id":43982892433663,"sku":"9798649821971","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_8579a843-4be1-429c-a685-3cb4ae8008e5.jpg?v=1683263542","url":"https:\/\/www.whiterainbookhouse.com\/products\/binary-valentyna-uvarova-9798649821971","provider":"WR Book House","version":"1.0","type":"link"}