Pretty good presentation of how to use Google Apps for Education. While, this is focused on a K-12 audience, it could certainly be relevant to nurse educators. Journaling, surveys, E-portfolios can all be done with Google applications for free!
"Create your own educational games, quizzes, class web pages, surveys, and much more! Explore millions of activities and quizzes created by educators from around the world." (Source: Quia.com)