Nanda, E. and Murwitaningsih, S. (2024) “Pengaruh Model Problem Based Learning Berbantuan Crossword Puzzle terhadap Hasil Belajar IPAS Kelas IV SD”, Ideguru: Jurnal Karya Ilmiah Guru, 10(1), pp. 50-56. doi: 10.51169/ideguru.v10i1.1356.