The new beginners topic page has been installed at
The sub pages here need creating, and the existing beginners articles need to be organized in appropriate places on those pages. The old beginners page has been put at
So you can get the URLs from there.
Eventually we will create a completely new beginners course that is more suitable, but it is better to have something at those pages for now.
New location: http://project.webplatform.org/content/issues/20