Tools For Teacher
This section is not specific to Google Classroom, but instead shows some ways to use other Google tools to more easily manage your work life. The tools include GMail, Google Keep, Google Calendar, Google Drive, and the new Google Tasks. All of these tools seamlessly integrate across desktop, web, and phone apps.
Integrating Keep, GMail, and Calendar
Tips with Google Keep
Various to-do list strategies, including Google Tasks. UPDATE: Google Tasks are now integrated into the mobile version of Calendar (different that this video mentions)
Tips for Google Drive