The student observed several classrooms to understand students' behaviors and the learning environment. Some key findings included: (1) students in higher-level classes were more engaged and participated actively, while some in lower-level classes were distracted or disengaged; (2) class behavior depended on the subject teacher's approach - stricter teachers commanded more attention; (3) establishing rapport and making lessons interesting is important to boost student participation and learning. The observation helped the student understand how to improve teaching strategies and better meet students' needs.