An effective system of access combines content-relevant navigation and landmarks . Resource access is content-specific. People deeply knowledgeable can work with program specialists to create navigation and landmark systems for accessing the knowledge base. This task alone is demanding work. Second in this new model, we have the development of questions .
Instruction is embodied in a library of questions.
Questions are the underlying instructional tool, questions of instruction rather than questions of assessment. Questions can be created which meet specific criteria. Before writing a question, the designer decides on the instructional purpose of the question. Thirdly, we have teaching. Teaching is the process of working with specific students .