About: http://webisa.webdatacommons.org/98302424

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	This learning activity engages students in measurement of pH in water and soil samples, plants and other natural materials.
http://www.w3.org/ns/prov#wasQuotedFrom	science.gov