Voice Comments in Google Drive

Kaizena is a Google Docs add-on that allows teachers to create text comments, voice comments, link to resources and lessons, and provide rubric style feedback on skills. Simply highlight a portion of the document and select how you'd like to give feedback.

Here is a video that outlines everything you need to know to get started including how teachers and students enable the add-on in Google Docs.

Checkmark Chrome Extension for Feedback in Docs

Checkmark, by EdTechTeam, is a great extension to use in Docs to provide feedback on student writing. It offers over several canned comments that can be easily selected and added to the document when you highlight text in a Google Doc. Options include several common writing errors such as: evidence needed, check punctuation/capitalization, subject-verb agreement, etc. Check out the demo image below and click here to add the extension from the Chrome Webstore.

http://www.checkmarkclass.com/demo.html