Using the Microsoft Virtual Academy has been on my TODO list for some time, but for the next two months everyone has free access to the Hands-On Labs from TechEd 2012.
Check them both out now:

• https://www.microsoftvirtualacademy.com/Home.aspx
• http://blogs.technet.com/b/keithmayer/archive/2012/07/04/over-100-teched-2012-hands-on-labs-are-now-available-online-ws2012-hyperv-sysctr.aspx#.UAVsTol5mc3