“Pengaruh Model Project Based Learning (PjBL) terhadap Hasil Belajar Siswa  Kelas 2 Sekolah Dasar pada Materi Operasi Hitung Perkalian dan Pembagian”, IEC-JEI, vol. 2, no. 4, pp. 101–109, Jul. 2026, Accessed: Sep. 24, 2026. [Online]. Available: https://research.iecjournal.com/index.php/IEC-JEI/article/view/76