History: Which of the following is **NOT** one of the four models of adaptive learning?

Which of the following is NOT one of the four models of adaptive learning?

• Student model
  The learner is an important part of learning.
• Instructional model
  The instructional model determines how to get from the student model to the expert model.
• Adaptive model
  The entire system adapts :)
• Expert model
  We need to model expert knowledge to define the target and to compare with the learners current state.