The document provides a comprehensive overview of brainstorming as a learner-centered approach in educational settings, detailing its definition, purposes, and various tools for effective idea generation. It outlines multiple brainstorming techniques such as mind maps, fishbone diagrams, SWOT analysis, and others, along with their applications and benefits in fostering creativity and critical thinking among students. Additionally, it describes the steps involved in conducting brainstorming sessions and the essential roles of both teachers and students to ensure a productive learning environment.