The document discusses issues and approaches regarding multilingual education from preschool through tertiary levels. It addresses using the learner's first language as the primary medium of instruction in early grades to prevent cognitive deficits. In secondary levels, the focus is on developing language skills while allowing code switching. At the tertiary level, content-based and English for Specific Purposes approaches are recommended to develop learner autonomy and content mastery. Discourse analysis techniques are also presented to help learners comprehend dense scientific texts.