Peningkatan Hasil Belajar Peserta Didik pada Pembelajaran IPAS Menggunakan Model Problem Based Learning Berbantuan Book Creator di Kelas V SDN 45 TeluK Panjang Kabupaten Bungo Santika, Bella FIP UNP Arwin, Arwin Hamimah, Hamimah Anita, Yenni thesis https://repository.unp.ac.id/id/eprint/46477/ https://repository.unp.ac.id/id/eprint/46477/1/final_6_BELLA_SANTIKA_20129253_7131_2025.pdf open access 2025-05 Hasil Belajar Problem Based Learning Book Creator