The traditional teaching model of 40-minute periods presents a paradox, which is dedicated to individual subjects delivered through lectures and rote memorization. While aiming for focused learning, it often leads to the opposite: student mental exhaustion and superficial assimilation of information. Period Teaching System in Education Tired after school? Beyond exhausted faces, the hidden cost of traditional teaching! This article delves into the hidden costs of period teaching, exploring why our classrooms might be leaving students intellectually depleted and ill-equipped for the real challenges of learning. Walk into any school after a typical school day. What you will see is not just the bustle of departing students, but a collection of exhausted faces . Faces drained from the hours of passive listening, faces etched with the fatigue of relentless information absorption. This, however, is only the surface layer of a deeper and hidden cost of the ubiquitous " period teaching ...