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Widyaputri MA, Wilujeng I, Rahmawati L. PBL Student Worksheet with PhET Simulations: Improving Cognitive Learning Outcomes on Simple Machines . J. Pendidik. Fis. Teknol. [Internet]. 2025 Sep. 26 [cited 2025 Oct. 1];11(1a):102-9. Available from: https://jurnalfkip.unram.ac.id/index.php/JPFT/article/view/9360