“Pengeruh Model Problem Based Learning Berbantuan Media Educaplay Terhadap Peningkatan Kemampuan Pemahaman Konsep IPAS Murid Kelas IV Sekolah Dasar”, IJSET, vol. 6, no. 4, pp. 3042–3049, Jul. 2026, doi: 10.54373/ijset.v6i4.7011.