Page
A page is an editable document that communicates information.

Space
A space is a collection of related pages.

 Main navigation bar
The main navigation bar is the menu at the top of your screen that stays with you wherever you go in Confluence.

Space overview
A space overview is the first page visitors see when they arrive at a space.

Space sidebar
On the left of your screen, the space sidebar is a collapsible menu that shows you options specific to the space you are viewing.

Page tree
Found in the space sidebar, the page tree is a way to organize pages into a hierarchical structure.

Starred pages

You can add 'stars' to your favorite (or most important) pages to make them easier to find later.

Watched pages

You can 'watch' pages to get email notifications when changes or comments are added to the page.