{"first_sentence": {"type": "/type/text", "value": "Problem solving can and should be used to help students develop fluency with specific skills."}, "physical_format": "Hardcover", "subtitle": "A Conceptual Approach (text without OLC bind in card insert)", "last_modified": {"type": "/type/datetime", "value": "2008-04-30 09:38:13.731961"}, "weight": "3.9 pounds", "languages": [{"key": "/l/eng"}], "publishers": ["McGraw-Hill Science/Engineering/Math"], "number_of_pages": 888, "isbn_13": ["9780072931648"], "id": 13345647, "edition_name": "6 edition", "isbn_10": ["0072931647"], "publish_date": "February 28, 2003", "key": "/b/OL9968578M", "authors": [{"key": "/a/OL383939A"}, {"key": "/a/OL247519A"}], "title": "Mathematics for Elementary Teachers", "type": {"key": "/type/edition"}, "subjects": ["Teaching Methods & Materials - Mathematics", "Education / Teaching Methods & Materials / Mathematics", "Education", "Education / Teaching", "Supplementals & Ancillaries"], "physical_dimensions": "10.2 x 8.1 x 1.6 inches", "revision": 1}