About: http://webisa.webdatacommons.org/270770813

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	To avoid this and to keep students from being overwhelmed by complexity, laboratory manuals and teachers may constrain the types of questions studied and the procedures used to answer these questions (Olsen et al., 1996).
http://www.w3.org/ns/prov#wasQuotedFrom	nap.edu