{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Spectrum First Grade Math Workbook – Addition and Subtraction Mathematics Learning With Examples, Tests, Answer Key for Homeschool or Classroom (160 pgs)","author_name":"Spectrum","thumbnail_url":"https://www.ebooknetworking.net/books/148/380/big1483808696.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1483808696.html\">Spectrum First Grade Math Workbook – Addition and Subtraction Mathematics Learning With Examples, Tests, Answer Key for Homeschool or Classroom (160 pgs)</a>","width":400,"height":300}