Yuniati, Veri Eny. “Peningkatan Hasil Belajar IPA Melalui Model Problem Based Learning (PBL) Pada Peserta Didik Kelas VI SDN Ngrawoh Kecamatan Kradenan Kabupaten Blora”. Educatif Journal of Education Research 3, no. 2 (December 4, 2020): 31-39. Accessed July 6, 2024. http://pub.mykreatif.com/index.php/educatif/article/view/45.