YUMNIYA, A.; HANDAYANI, D. E. . ANALISIS KETERAMPILAN PROSES SAINS SISWA KELAS IV DI SD NEGERI GUYANGAN. OPTIKA: Jurnal Pendidikan Fisika, [S. l.], v. 9, n. 1, p. 01-15, 2025. DOI: 10.37478/optika.v9i1.4965. Disponível em: https://e-journal.uniflor.ac.id/index.php/optika/article/view/4965. Acesso em: 7 jun. 2025.