Firefox users please note: You will get a pop-up warning. The course has been tested on Firefox and should run fine if you are running an up-to-date version of Firefox on Windows Vista (or newer), Firefox OS (for mobile), Linux, or OS X (10.7, or newer). If you have difficulty, please use another browser.
Chromium users please note: Chromium does not support the mp3 audio. Please use Chrome or another browser.
A course from our Introduction series.