Agusdianita, Neza, Yusnia, Mutiara Rachmadini, Debi Heryanto, and Rizqa Dwi Shofiya Maghfira Izzania. “Improving Elementary Students’ Mathematical Problem-Solving Skills through the Development of Heyzine-Based STEM E-Worksheets Integrated With PBL”. Attadib Journal of Elementary Education 10, no. 1 (April 30, 2026): 255–271. Accessed September 17, 2026. https://ejournal.uika-bogor.ac.id/index.php/at-tadib/article/view/23186.