With the recent release of the Windows 8 Release Preview and the Visual Studio 2012 Release Candidate we also have more of the Metro samples available for VB developers.
Although not all the samples are available for VB, there is a good selection of samples showing you how utilize much of the important functionality now available. More samples will be made available as the all the products move towards their final RTM relase.
Windows 8 Release Preview – http://windows.microsoft.com/en-US/windows-8/release-preview
Visual Studio 2012 RC – http://www.microsoft.com/visualstudio/11/en-us