{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Teaching mathematics for first and second grades in Waldorf Schools: Math curriculum, basic concepts, and their developmental foundation","author_name":"Ernst Schuberth","thumbnail_url":"https://www.ebooknetworking.net/books/094/580/big0945803370.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0945803370.html\">Teaching mathematics for first and second grades in Waldorf Schools: Math curriculum, basic concepts, and their developmental foundation</a>","width":400,"height":300}