Purnomo, Eko, Joko Siswanto, and Ngatmini Ngatmini. “The Effectiveness of Diorama-Assisted Project-Based Learning in Improving Elementary School Students’ Natural and Social Sciences Learning Outcomes on Food Chain Concepts”. ISEJ : Indonesian Science Education Journal 7, no. 3 (September 30, 2026): 250-264. Accessed October 16, 2026. https://siducat.org/index.php/isej/article/view/2533.