The document discusses curriculum contextualization in the Philippines. It defines contextualization as relating the curriculum to the learners' setting and situation to make competencies relevant, meaningful, and useful. Localization involves using local information and materials from learners' communities, while indigenization enhances curriculum competencies in relation to learners' biogeographical, historical, and sociocultural contexts. The document provides examples of localizing and indigenizing competencies across different subject areas. It emphasizes that contextualization is a major thrust of the K to 12 curriculum and encourages teachers to contextualize learning through various strategies like experiencing, applying concepts, cooperating, and building on existing knowledge.