{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Does mathematical learning occur in going from concrete to abstract or in going from abstract to concrete? [An article from: Journal of Mathematical Behavior]","author_name":"W.M. Roth, S. Hwang","thumbnail_url":"https://www.ebooknetworking.net/books/B00/0PD/bigB000PDSKYU.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B000PDSKYU.html\">Does mathematical learning occur in going from concrete to abstract or in going from abstract to concrete? [An article from: Journal of Mathematical Behavior]</a>","width":400,"height":300}