{"provider_url":"http://dwwlibrary.wested.org/","version":"1.0","thumbnail_width":560,"title":"Problems: Connecting Mathematical Ideas to Notation","type":"link","provider_name":"The Doing What Works Library","thumbnail_url":"http://cdnassets.mediacore.tv/sites/9953/images/media/1899821l-duq88t_p.jpg","thumbnail_height":315,"author_name":"Sybilla Beckmann, University of Georgia"}