About: http://webisa.webdatacommons.org/191574248

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	Activities typically require two 45 minute class sessions or the equivalent instructional time, and may also involve investigating outdoor areas, such as a school yard or park.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com