Way of thinking

All of them follow the same principles which were initially defined by R.D.Tennent:

1. The Principle of Abstraction

2. The Principle of Correspondence

3. The Principle of Data Type Completeness

Learning Pyramid

Retention rate	Learning activity before test of knowledge
90%	Teach someone else/use immediately.
75%	Practice what one learned.
50%	Engaged in a group discussion.
30%	Watch a demonstration.
20%	Watch audiovisual.
10%	Reading.
5%	Listening to a lecture.