I found this list to be illuminating, as many of them are not typically used for educational purposes. However, a lot of productivity hacks are here for sure.
Google Apps Scripts Collection – Useful Scripts for Gmail and Drive
Awesome Things You Can Do With Google Scripts A collection of top Google Scripts for Gmail, Google Drive, Calendar, Contacts and other Google services. No programming knowledge required to run the scripts. couch mode print story Google Scripts offer programmatic access to most Google services including Gmail, Google Drive, Analytics, Google Contacts, Calendar, Maps and more. The scripts are written in regular JavaScript language and are hosted on Google’s servers.