Here are the most important things when writing blank slates. First: Bookmark this page (+ d). Each time you need to write something down, click the bookmark and just start typing! Style your slates with markdown. Here's an example and the result when viewed; To save, press "+ s" at any time or click "save" in the bottom right

The name, 'Blank Slate', suggests that you can instantly open a tab, write a note and save it for later. You can even publish the note so that other people can read it! This is useful if a teacher wants to make and/or present notes, or if a student wants to publish their work to the Internet.