{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Mental Arithmetic Workbook Age 9-11","author_name":"David E Hanson","thumbnail_url":"https://www.ebooknetworking.net/books/147/182/big1471829626.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1471829626.html\">Mental Arithmetic Workbook Age 9-11</a>","width":400,"height":300}