Kallazhagar Temple: Chithirai brahmotsavam, procession of deity, Mariamman Temple, 8.50 a.m.; Ambalakkarar Mandapam, 9 a.m.; Moondrumavadi, 7 p.m.; Maravar Mandapam, 10 p.m.; Appan Tirupati, 12 midnight.
Madanagopalaswamy Temple: Discourse on `Valmiki Ramayanam' by B. Kesava Dikshithar, West Masi Street, 6.30 p.m.
Tiruvalluvar Kazhagam: Discourse on `Silappathikaram' by A. Arumugam, North Adi Street, Meenakshi Sundareswarar Temple, 7 p.m.
Tiruvalluvar Mandram: Discourse on `Tiruvasagam' by Raja. Umarani, Sakthi Velammal Nagar, 5 p.m.
Ramakrishna Mutt: Discourse on `Tiruvilayadalpuranam' by S. Kaliamoorthi, 5.30 p.m.; Bhajan, New Natham Road, 6.30 p.m.
Sathya Sai Seva Samiti: Sai bhajan, Sri Sathya Sai Anantha Nilayam, Sathya Sai Nagar, 6 p.m.
Anantha Ayyappan Baktha Sabha: Ganapathi and Suktha homam, 5.30 p.m.; annadhanam, Alagarkoil Road, Mathur, 7.30 p.m.
Madurai West Arivu Trust: Vedatri meditation and yoga, 36 State Bank of India Officers' Second Colony, Bypass Road, 6 p.m.
Prajapita Brahma Kumaris Ishwariya Vishwa Vidyalaya: Free Rajayoga meditation classes, 36 Meenakshi Nagar, P and T Nagar; 40 Sambandamoorthy Street, 211/95 East Veli Street and 223 Church Road, Anna Nagar, 6.30 a.m. and 5.30 p.m.
Gandhi Memorial Museum: T. Ravichandran conducts yoga, meditation and pranayama classes, 6 a.m., 10.30 a.m. and 5 p.m.
International Sivananda Yoga Vedanta Centre: Yoga for beginners, 6 a.m. and 6.30 p.m.; for women, 10.30 a.m. and 3.30 p.m.; for senior citizens, 23 Dr. Sathar Road, Anna Nagar, 5.30 p.m.
Tirunavukkarasar Music Educational Trust: Free Thevaram music class, Tiruvavaduthurai Adheenam Mutt, Dhanappa Mudali Street, 6 p.m.
Sri Aurobindo Society: B. Surya conducts personality development course for children, 3 Lajapathi Roy Road, Chinna Chokkikulam, 6 p.m.
Lady Doak College: Workshop on `Immunological techniques,' M. Jayalakshmi of Madurai Kamaraj University speaks, 9.30 a.m.; hands on training on `Bioinformatics: Tools and applications,' P. Gowtham of Anna University speaks, 9.30 a.m.
Sarva Siksha Abhiyan: Meeting of resource teachers, Pandiyan Nedunchezhiyan Corporation High School, 10 a.m.
Vidiyal: Summer camp for street children, TVS Higher Secondary School, 9 a.m.
Vikaasa School: Holiday camp, K. Joseph Zachariah and Biju N. Sudarsan address, Ponnagram, 11 a.m.
Institution of Valuers: B. Kanaga Sabapathy, former national vice-president, speaks on `Valuation for banks,' Hotel Golden Park, West Permal Maistry Street, 6 p.m.
Alcoholics Anonymous: Meeting, M. S. Chellamuthu Trust and Research Foundation, K. K. Nagar, 7 p.m.