This document provides the training matrix for a mid-year professional in-service training on 21st century pedagogical approaches, differentiated instruction, contextualization and localization at Samar National School from February 6-10, 2023. The training will cover topics through presentations and making of outputs on days 1 and 2, demonstration teachings on day 3, and a closing program on the last day. Various teachers will facilitate sessions and present different 21st century approaches. The training aims to improve teachers' skills through various activities assessed by submitted documents like attendance sheets and photos of outputs.