An  instructional approach in which the facilitator teaches in the same way the students should be teaching or learning. For example, a facilitator may us modeling when introducing research approach or a problem-solving apporach so that the students will use that same approach for their own work.

a person who knows more about a particular concept, idea, or area of study than the learner. The more knowledgeable other is often a teacher or other adult, but he or she can also be a student's peer if that peer happens to know more about a topic.

A teaching approach in which the instructor works to provide the student with oppertunities to learn and pushes the learning through questioning strategies and introducing or reducing scaffolds, but allows the learner to engage in the hard work of learning.

An environment that attempts to meet the conditions under which people are known to learn.