Rofik FS, Habiddin H, Marsuki MF. Student Worksheet of Light and Optics for STEM-Based Problem-Based Learning: Critical Thinking Skills Perspective. STEM-EI [Internet]. 2025 Feb. 11 [cited 2025 Mar. 1];1(1):36-47. Available from: https://sciencesustain.com/index.php/stem/article/view/10