The Summary section (accessed by directly clicking the buttons above) contains a brief summation of key pointsThe What it is? section contains an explanation on how best to view the conceptThe What it is not? section contains the differentiation from other concepts to avoid hurdles and pitfallsThe Student Tools section contains the description of how students can best train to the conceptThe Instructor Tools section contains the description of how instructors can best help the students to train to the concept Training Perfectly to Mastery