AwesomeScreenShot: Capture all or part of any web page. Add annotations, comments, blur sensitive info, and share with one-click uploads
Snip tool in Windows: Find this tool in your accessories and pin it to your start-up menu or tool bar! If you use a Mac, CMD + Shift+ 4.
Grammerly: Write clearly and accurately.
Google Drive: Create new documents, spreadsheets, and presentations on your own or share and collaborate with others in real time. All your changes are saved automatically in Drive. There isn't even a save button.
Free PDF Combining Software: PDF Combine
Lot's of QR code generators Kaywa provides high resolution images for print but several other provide QR Codes that are sufficient: qrstuff, quikqrCheck-out how these codes are used with exercise.
Google Analytics: Track a website you have created for free.
LiveBinder: Collect your resources, organize them, and share.
Print documents as pdfs and then save on "the cloud" Google Docs or Dropbox (there are others).
Otter.li: Transcribe audio content
RedShelf: Digital textbook (subscription required)
Web bookmarking and sharing can save a lot of time!
ZCAL: Meeting Poll App