Accept the invitation (email) to be an Editor for the class blog
Login to WordPress (create account)
Go to blog
https://2020foundations.home.blog/
Click on Write in upper right part of window
Or click on My Sites > Posts > Add New Post
USE CLASSIC EDITOR to edit
Write title, text, add images, links
Click on Preview and check post
If OK, click Publish
There are lots of ‘How to create a new post WordPress’ videos if you need help