Implementation of STAD Type Cooperative Learning Model assisted by Pop Up Book Media to Improve Description Writing Skills of Students of Class VC UPT SDN 064025 Medan. JPFKIP [Internet]. 2025 Jul. 31 [cited 2025 Aug. 31];14(4). Available from: https://primary.ejournal.unri.ac.id/index.php/JPFKIP/article/view/176