About: http://webisa.webdatacommons.org/259058379

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	Beginning with a short look at ???What is a rock???? chapters cover topics such as types of rocks, plate tectonics, the Earth???s four main layers and fossil formation.
http://www.w3.org/ns/prov#wasQuotedFrom	kirkusreviews.com