ANALYSIS OF STUDENTS’ MISCONCEPTIONS USING A THREE-TIER DIAGNOSTIC TEST ON GEOMETRIC OPTICS MATERIAL AT THE JUNIOR HIGH SCHOOL LEVEL. JIFE [Internet]. 2025 Jun. 30 [cited 2026 Apr. 20];1(1):1-6. Available from: https://ejournal.inercys.id/index.php/JIFE/article/view/1