Sezyl Berliana Ramadhani U, Fitalia Putri Ananda, Syailin Nichla Choirin Attalina. PENINGKATAN KEAKTIFAN BELAJAR MELALUI MODEL PROJECT BASED LEARNING BERBANTUAN MEDIA POLYPAD TANGRAM PADA PESERTA DIDIK DI SEKOLAH DASAR. psikosospen [Internet]. 2026 Jul. 17 [cited 2026 Aug. 7];2(2):3112-31. Available from: https://publisherqu.com/index.php/psikosospen/article/view/4803