On this page there are the following Google Docs tutorials:
Change fonts, change font size add new fonts to your font selection
Change the colour of the font in a Google Doc
Insert images into a Google Doc
Insert and format hyperlinks
Insert and format tables
How to use the Suggesting tool when collaborating on edits to a document
Add comments to documents you are collaborating on
How to use Google Keep to take notes from a document you are working on
How to set up quick text to correct constantly mis-spelt words or turn acronyms into full words
Insert a linked Google Sheets graph into your Google Doc
Use Building Blocks, Smartchips and Dropdowns to manage collaborative projects
Create page breaks in your documents
Insert special characters into your documents
Creating citations for online sources
Creating citations from ISBN numbers
Insert references into your document
Insert a reference page into your document