Measuring the effectiveness of the training in life skills education imparted to the school teachers in the aftermath of tsunami disaster was the broader aim of the study. Twenty five teachers from St. James High School, Vaniakudy, Government Middle School, Colachel and St. Alex Middle School, Kottilpadu were selected for the training programme with the permission of the Education Department officials at Kanniyakumari District. Profile of the participants was collected using a performa designed for the purpose. Pre-post administration of (1) Knowledge Assessment Scale (Sekar, 2007) and (3) Life Skills - Opinion Questionnaire (Bharat, Kishore Kumar & Vranda, 2005) was done to measure the effectiveness of the training. Results showed a significant knowledge difference (‘t’ value = 26.6, df – 24 ‘p’ <0.001) before and after training, indicating that the training was beneficial for the participants