The document discusses several models for curriculum development and design, including subject-centered, learner-centered, and problem-centered models. It provides details on each model, including their key features and examples. For curriculum development models, it describes the deductive models of Saylor, Alexander, and Lewis and Tyler, as well as Taba's inductive model. Taba's model takes a grassroots approach starting with teacher-created units and building to a overall design. The Tyler model is also well-known, focusing on specifying goals and objectives and determining educational experiences and evaluation.