Overview

 defines the scope of that particular section
2.1.1 Overview of Learning Theory
Theory discusses a key educational paradigm
2.3.3 Classification of Learning Skills
Application illustrates a specific implementation of an area of education theory
2.4.15 Writing Critical Thinking Questions

Methodology

 defines and discusses steps that make up a process
2.4.8 Methodology for Course Design
Tool gives a description of how to apply an instrument in a specific context
2.4.17 Assessing Learning Activities
Annotated bibliography lists key resources that apply to the topic of a specific section
2.1.6 Annotated Bibliography—Learning Theory