Canvas Modules
Instructors may use Canvas Modules to structure their course and organize content and activities. Think of the course as a filing system, where the course shell is the file cabinet. Inside the filing cabinet are manila folders. Modules are the manila folders of a Canvas course. The are ready to keep thematically like materials, readings, activities, and assignments together as a unit.
Visit the Canvas Guides at: https://community.canvaslms.com/t5/Instructor-Guide/tkb-p/Instructor#Modules