About: http://webisa.webdatacommons.org/109013525

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	All of the Instruction Manuals and Student Workbooks have been revised and updated with corrections and other changes that clarified concepts.
http://www.w3.org/ns/prov#wasQuotedFrom	mathusee.com