About: http://webisa.webdatacommons.org/110776296

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	There is discussions of interesting aspects of math, lessons, video clips, puzzles, and other activities.
http://www.w3.org/ns/prov#wasQuotedFrom	teachersfirst.com