ANALISIS KESULITAN BELAJAR SISWA DALAM MATERI PECAHAN SEDERHANA MELALUI PENERAPAN MODEL DISCOVERY LEARNING DI KELAS IV SEKOLAH DASAR. JPPD. 2026;3(02):142-149. Accessed October 28, 2026. https://journal.lumiverapublishing.org/index.php/jppd/article/view/140