Parenta, Yoga, Mohammad Masykuri, and Sulistyo Saputro. “Literature Study: Application of PBL-STEM on Simple Machine Topic to Improve Critical Thinking Skills ”. Jurnal Penelitian Pendidikan IPA 8, no. 2 (April 30, 2022): 674–680. Accessed March 29, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/1181.