Santosa, Tomi Apra, Heppy Sapulete, Siti Hiola, Dewanto Dewanto, Aat Nugraha, Everhard Markiano Solissa, Nurina Happy, and Anwar Manahor. 2025. “The Effect of Ethnobotanical Project Based Learning-STEM Model on Students 21st Century Thinking Skills in Science Learning”. Edumaspul: Jurnal Pendidikan 9 (1), 213-24. https://doi.org/10.33487/edumaspul.v9i1.8842.