RANCANGAN PELAKSANAAN PEMBELAJARAN BERDIFERENSIASI PADA MODEL PROBLEM BASED LEARNING DI SD NEGERI 150/VI LUBUK BUMBUN KABUPATEN MERANGIN. Grata [Internet]. 2026 Jul. 16 [cited 2026 Oct. 29];3(2):564-73. Available from: http://ejournal.mejailmiah.com/index.php/grata/article/view/513