Flubaroo uses Goggle+ to help teachers create short quizzes for their lectures. You can email grades/scores individually, set hints and directions for further study, etc.
R. Byrne:
"Flubaroo is a script that you can use in Google Spreadsheets to have your multiple choice and short answer quizzes graded for you with just a couple of clicks on your part. The latest version of Flubaroo can even be used to email grades to your students. "