Ratu, R.S. et al. 2025. Implementation of Flipped Classroom Learning Model and Its Effect on Critical Thinking and Communicating Skills of Junior High School Students. Jurnal Penelitian Pendidikan IPA. 11, 3 (Mar. 2025), 867–876. DOI:https://doi.org/10.29303/jppipa.v11i3.9088.