This document discusses instructional strategy and its theoretical bases. It describes instructional strategy as representing external activities that support internal learning processes. It outlines Gagné's nine events of instruction organized into five learning components: preinstructional activities, content presentation, learner participation, assessment, and follow-through activities. It provides details on each learning component and their application to different learning outcomes like intellectual skills, verbal information, and motor skills. The document advocates for instructional strategies that engage learners and link new content to their existing knowledge through various activities and assessments.