HIGHLIGHTS
- who: IEJME from the State University of Medan, INDONESIA have published the article: Development of Learning Materials Oriented on Problem-Based Learning Model to Improve Students' Mathematical Problem, in the Journal: (JOURNAL)
- what: The study was conducted in SMP Negeri 13 Medan and the trial was conducted on July 30th to September 2018. The subjects in this study were students of grade VII of SMP Negeri 13 Medan in the academic year 2017/2018, while the objects in this study were learning materials which was developed based PBL in social arithmetic topic. In this study . . .
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