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By Kari Clase1, Peg A Ertmer1
1. Purdue University
16 Feb 2012
RGS Supplemental Material Summer 2011 EDCI 627000
Researchers should cite this work as follows:
Kari Clase; Peg A Ertmer (2012), "PBL Challenge Investigating a National and Local Problem," https://stemedhub.org/resources/789.