{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"How Long Is a Piece of String?: More Hidden Mathematics of Everyday Life","author_name":"Rob Eastaway, Jeremy Wyndham","thumbnail_url":"https://www.ebooknetworking.net/books/186/105/big1861056257.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1861056257.html\">How Long Is a Piece of String?: More Hidden Mathematics of Everyday Life</a>","width":400,"height":300}