Mote is a Chrome extension. It allows you to add voice feedback within Google Classroom, Docs, Slides etc. The free version allows you to record for 30 seconds and the various subscriptions allow for 90 seconds of recording at a time.
How do I add it?
Here is a short video to show you how to add it.
How do I use it?
There are more videos about how to use it here including this one below about using Mote.
I’ve added a Mote comment to this document.
If you want to listen to the comments you also need to have installed the Mote chrome extension.