A 17-year-old student in Thailand physically assaulted his mathematics teacher after receiving a two-mark deduction in his midterm examination. The violent incident, which involved slaps, punches, kicks, and biting, was captured entirely on the educational institution’s CCTV surveillance system.The attack occurred within the school premises after the student learned about his examination results. The footage shows the student confronting the mathematics teacher regarding the marks deducted from his midterm test score.The situation quickly escalated from a verbal confrontation to physical violence. The CCTV recording documents the student initiating the assault with slaps before proceeding to punch and kick the teacher.During the violent encounter, the student also bit the teacher, adding another layer of severity to the assault. The entire incident was recorded by the school’s security cameras, providing clear evidence of the attack.The confrontation stemmed from the student’s disagreement over losing two marks in his mathematics midterm examination. This academic assessment dispute triggered the violent response from the student.The presence of CCTV footage has provided authorities with documented evidence of the incident.The attack has raised concerns about student behavior and safety in educational institutions. The incident demonstrates how academic pressure and grade-related stress can lead to violent outbursts. The physical assault of a teacher by a student raises questions about appropriate disciplinary measures and consequences.