The ASSURE model is an instructional design process that teachers can use to develop effective lessons. It involves 6 steps: 1) Analyzing learners, 2) Stating objectives, 3) Selecting appropriate instructional methods, materials and media, 4) Utilizing the materials and media, 5) Requiring learner participation, and 6) Evaluating and revising the lesson. The document then provides details on each step, including how to write learning objectives and classify objectives into cognitive, affective and motor skill domains.