Students with leadership qualities are elected as School Pupil Leader, Assistant School Pupil Leaders, Secretaries and Joint Secretaries of Associations and House Captains. The investiture ceremony will be conducted in the month of June and the elected leaders will be entrusted with responsibilities.

Sports Day:
Sports Day is celebarated in a spectacular manner every year. There are four houses Thrillers, Challengers, Defenders, Protectors. There is a healthy competition among the houses to win the overall championship trophy. Students prove their physical fitness by performing various drills.

Periyar's Birthday:
Thanthai Periyar's Birthday is celebrated on September 17th . Competitions on Periyar Thought are conducted and Prizes are awarded.

Founder's Day:
Our founder Thanthai Periyar is fondly remembered every year by the celebration on Founder's Day. The following institutions located in Periyar Centenary Educational complex take part in it.

Nagammai Teacher Training Institute
Nagammai Children's Home
Periyar Primary School
Periyar Maniammai Girls' Higher Secondary School
Periyar Centenary Memorial Matriculation Higher Secondary School.
Periyar College of Pharmaceutical Sciences for Girls.
Periyar Teacher Training Institute.

Aasiriyar’s Birthday
Our Chairperson Dr. M.K. Veeramani's Birthday falls on December 2nd and it is celebrated as the Teachers’ Day

Science Exhibition:
Science Exhibition will be conducted in October every year to develop the Spirit of enquiry and Scientific temper.  Students participate in it with zeal and enthusiasm.

Every year convocation is organized for upper Kindergarten students in order to make them enter the primary section with confidence.

For the students who have completed four years courses in Dance and Music, the 'Arangettam' is conducted and graduation certificates are awarded.

Annual Day:
Annual Day is celebrated every year and prizes will be awarded to the Rank Holders and to the toppers in the Public Examination.

Silver Jubille

Silver Jubilee was celebrated with the theme “Verify, Versatality, Victory” in 2003. PISA 2K3 – Periyar Interschool Amalgam - was organized in a grand manner. An interschool Science Exhibition competition, Quiz, Elocution and Dance competitions were conducted and many schools participated in it.

Pearl Jubilee

Pearl Jubilee was celebrated in 2008 with the symbol of banyan tree which symbolically said that the school standing as a banyan tree will live for many more years branching out.
The prime concern of the school is discipline. The education imparted with discipline will enable the students to emerge as useful citizens and it is the ultimate aim of education.