Google’s free online Calendar helps you keep track of life’s important events, all in one place. Calendars can be shared school-wide or with select colleagues. You can overlay multiple calendars to see when people are available. Google Calendar is integrated into Gmail and compatible with popular calendar applications.
Google.com,. (2014). Google for Education . Retrieved 22 October 2014, from https://www.google.com/edu/training/tools/cal