About: http://webisa.webdatacommons.org/221612840

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	To begin the lesson, display a table such as the following on which data can be recorded.
http://www.w3.org/ns/prov#wasQuotedFrom	nctm.org