I Kadek Ira Widiana, Ni Ketut Suarni dan I Made Citra Wibawa 2023. Scientific Approach Learning Tools Science Content Theme 9 Subtheme 1. Jurnal Pedagogi dan Pembelajaran. 6, 3 (Nov 2023), 450–457. DOI:https://doi.org/10.23887/jp2.v6i3.65954.