P. S. Senior Secondary School, Mylapore is celebrating National Unity Day and Sardar Vallabhbhai Patel’s birth anniversary today (Oct 31, ) by conducting events based on the theme – national unity and security. This is an initiative organised by the Central Board of Secondary Education, New Delhi. About 400 students from several city schools will participate in debate, quiz and painting competitions. The chief guest is lawyer K. Sumathy. Ph: 24956021.