Google+Apps

Google For Education:

 * Google Training Center
 * Google Resources for Teachers and Students
 * YouTube Google for Education Channel
 * EdTechTeacher - What is GAFE (Google Apps for Education)?
 * The Best Ways to Use Google in the Classroom
 * 32 Ways to Use Google Apps in Education

Google Drive - Storage

 * Google Apps Learning Center - Drive
 * Google Drive Cheat Sheet
 * Teacher's Guide to Sharing Google Drive Folders in the Classroom
 * 100 Ways to Use Google Drive in the Classroom

Google Docs - Word Processing

 * Google Apps Learning Center - Docs
 * Google Docs Cheat Sheet
 * 10 Google Docs Hacks Every Teacher Should Know
 * Free Google Docs/Drive Tutorials
 * Fostering Student Collaboration with Google Docs
 * 10 Things Every Teacher Should Know About Google Docs

Google Sheets - Spreadsheets

 * Google Apps Learning Center - Sheets
 * Google Sheets Cheat Sheet
 * Sheets Tutorials

Google Slides - Presentation

 * Google Apps Learning Center - Slides
 * Google Slides Cheat Sheet

Google Forms

 * Google Apps Learning Center - Forms
 * Google Forms Cheat Sheet
 * 74 Interesting Ways to Use Google Forms in the Classroom