This helps students to develop conceptual models of the processes that are required to accomplish the task. A hypermedia program can be designed to offer modeling of pertinent strategies as students are engaged in problem-solving by providing expert opinions at appropriate points throughout the program. They could engage students further by asking students to answer questions that apply these ideas or strategies. Serve as metacognitive coach. In their role as coaches, teachers can also get students to realize and articulate when a strategy is useful, and when it is not.
Teachers determine the type of coaching to offer on the basis of their observations.
Hypermedia can be used to support metacognitive coaching. While this support may not be as sensitive to particular student needs as a teacher can be, it may compensate for this shortcoming in part by providing all students with an individualized opportunity to consider their own thinking. Encourage articulation and reflection. Cognitive apprenticeship advocates two other teaching strategies which can support learning in a PBL environment. These logs provide a journal type record of the development of the problem.