mind map. A mind map is a graphic that shows categories containing quick reference points from your book. By taking short notes and organizing them in a specific way, you will have all the information you need to quickly and easily remember the important points of a book. Just the process of thinking about and creating this mind map will help your brain to understand and remember the material. Try it! It really works and it is free. Mind maps are especially useful when it’s time to write an assignment or study for an exam! Watch the video to learn how to create your own mind map.