Google Add-Ons for Teachers

How to use Add-Ons:

Add-Ons for Google Docs

Kaizena to leave voice comments for your students
Download link

Clip art Download link

Templates Download link

Avery labels Download link

Add-Ons for Google Sheets

Doctopus Download link
Doctopus is great if you don't want to go to trouble of creating a Google Classroom
Doctopus How-to