Nanda E, Murwitaningsih S. Pengaruh Model Problem Based Learning Berbantuan Crossword Puzzle terhadap Hasil Belajar IPAS Kelas IV SD. ideguru [Internet]. 2024Sep.10 [cited 2024Sep.27];10(1):50-6. Available from: https://jurnal-dikpora.jogjaprov.go.id/index.php/jurnalideguru/article/view/1356