Halifa, Qiara Nur, and Nurul Fauziah. “Development of Discovery Learning-Based Booklets As Learning Media for Human Digestive System Material”. Journal Of Biology Education Research (JBER) 6, no. 2 (November 25, 2025). Accessed November 30, 2025. https://jber-fkip.unpak.ac.id/index.php/jber/article/view/51.