About: http://webisa.webdatacommons.org/178004791

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	Also noted are such things as readability, attractiveness, quality of illustrations, and appropriateness of laboratory activities, home activities, exercises to test understanding, and other resources.
http://www.w3.org/ns/prov#wasQuotedFrom	thephysicsfront.org