Shameless copy and paste from Eric (thanks Eric!!) who shameless copied it as well:) but a useful reference!!
The Visual Studio 2008 Training Kit has been updated for the RTM and has been released on the Microsoft.com Download Center for anyone to download and use.
The Visual Studio 2008 Training Kit contains a full 5-days of technical content including 20 hands-on labs, 28 presentations, and 20 scripted demos.
The technologies covered in the kit include: LINQ, C# 3.0, VB 9, WCF, WF, WPF, Windows CardSpace, Silverlight, ASP.NET Ajax, .NET Compact Framework 3.5, VSTO 3.0, Visual Studio Team System, and Team Foundation Server.
Originally developed for early adoption work with ISVs, it is now available to all.
You can download the entire training kit from the download center here: http://go.microsoft.com/?linkid=7602397. The kit is just over 120MB compressed. After downloading the kit, simply run the installation program to extract the contents to your local machine. Once the installation process is complete, you will see an HTML page that allows you to navigate through the contents of the kit.