KURNIASIH, O. PENINGKATAN HASIL BELAJAR MATEMATIKA MELALUI MODEL PEMBELAJARAN PROJECT BASED LEARNING (PJBL) SISWA KELAS I SDN 1 RANTAU LURUS . Jurnal Kiprah Pendidikan, [S. l.], v. 2, n. 3, p. 305–309, 2023. DOI: 10.33578/kpd.v2i3.188. Disponível em: https://kpd.ejournal.unri.ac.id/index.php/kpd/article/view/188. Acesso em: 3 aug. 2025.