SINAGA, Citra Permata Sari; AMDAYANI, Susilawati. Implementation of STEM-PjBL Teaching Materials to Improve Student Learning Outcomes and Interest in Acid-Base Topics. Hydrogen: Jurnal Kependidikan Kimia, [S. l.], v. 14, n. 3, 2026. DOI: 10.33394/hjkk.v14i3.20649. Disponível em: https://e-journal.undikma.ac.id/index.php/hydrogen/article/view/20649. Acesso em: 9 sep. 2026.