{"product_id":"9781454926115","title":"Sudoku U: PhD in Sudoku","description":"\u003cbr\u003e\u003cb\u003eWe’ll school you in sudoku! Find your grade, improve your play—and graduate to the next level. \u003c\/b\u003e Sudoku professor Frank Longo has crafted five books with 300 sudoku each, which will take students from solving basics to super-hard, super-expert strategies. Try them and see how far you can go! Warning: these excruciatingly hard puzzles are for sudoku experts only! In order to solve these brain-busting conundrums, you must master not only one upper-level technique, but an array of skills. Every one is a challenge.","brand":"Puzzlewright","offers":[{"title":"Default Title","offer_id":47053034160368,"sku":"9781454926115","price":7.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781454926115_p0.jpg?v=1763853115","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781454926115","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}