See what's in the Training Kit for Visual Studio 2008 and .Net Framework 3.5, and get the links for downloading....
Commonly Used Types and Namespaces in .Net Framework 3.5 If you want to make sure you've read enough articles and blog posts about .Net Framework 3.5, or you just happen to have an empty wall in your office, download the Commonly Used Types and Namespaces in .Net Framework 3.5 poster. Enjoy!
Download Visual Studio 2008 Beta 2. All the required links are here......