About: http://webisa.webdatacommons.org/111822039

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	Using free software such as Audacity and an inexpensive microphone, it is easy to record sound and export it for use in the classroom.
http://www.w3.org/ns/prov#wasQuotedFrom	typepad.com