About: http://webisa.webdatacommons.org/314657198

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	In Piaget???s theory, ability to reason abstractly is a function of formal operational thinking that begins at approximately 12 years of age and extends into adulthood.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com