Codeschool is offering all 71 courses and 256 screencasts for free this weekend. A normal monthly subscription to this service is $19 USD per month (~$25 AUD).
Create an account now and then on Friday (US Time) you'll be able to start learning.
HTML/CSS 12 Courses
JavaScript 17 Courses
Ruby 8 Courses
Elixir 2 Courses
Android 2 Courses
PHP 4 Courses
.NET 4 Courses
Python 4 Courses
iOS 6 Courses
Git 4 Courses
Database 3 Courses
Electives 5 Courses