This document, originally designed for teacher PD in RSU 2, provides enough information for any teacher getting started in Google Classroom to understand the basics. Note that each skill or task has links to one or more tutorials.
Use this checklist to get your settings in order when setting up new classes.
On your main classes page, select the hamburger menu to find archived classes at the bottom of the list.
Closing Out Classroom at Dubbayoutech.com
Tech Advocate's Google Classroom Tips
Google's Google Classroom support page
Common Sense Media's Teacher's Essential Guide to Google Classroom