This second installment in the Essentials of Instructional Design series examines the critical role of demonstration within the framework of David Merrill’s First Principles of Instruction. While traditional teaching often relies solely on information delivery, this lecture argues that effective learning requires a clear modeling of the task. By providing learners with specific mental models and observable examples, designers can bridge the gap between abstract theory and practical application.
The presentation details how demonstration serves as a scaffold for the learner, moving beyond verbal instruction to show the 'how' behind the 'what.' In this phase of the instructional cycle, the designer focuses on ensuring that portrayals are consistent with the intended learning outcomes and provide sufficient variety to cover the range of the task. This emphasis on demonstration ensures that students are properly prepared for the subsequent stages of application and integration.