Jump start your development of Windows Phone 7 applications by attending Windows Phone 7 JumpStart.
This free virtual live class, comprised of four instructor-led 3 hour sessions, will guide you in developing applications for the Windows Phone 7 platform using Silverlight and XNA.
Register today by visiting: https://msevents.microsoft.com/CUI/WebCastEventDetails.aspx?EventID=1032455932&EventCategory=2&culture=en-US&CountryCode=US.
Course sessions:
July 20 – 8am: Session One: Getting Started with Microsoft Windows Phone and Silverlight
July 20 – 1pm: Session Two: Programming Game Applications with XNA
July 22 – 8am: Session Three: Programming Applications with Silverlight
July 22 – 1pm: Session Four: Review and Wrap Up
Tools:
Download the Windows Phone Developer tools beta to get started creating Windows Phone 7 applications today. This download includes: Visual Studio 2010 Expression For Windows Phone beta; Windows Phone Emulator beta; Silverlight for Windows Phone beta; Expression Blend for Windows beta; and XNA Game Studio 4.0 beta.
http://www.microsoft.com/downloads/details.aspx?FamilyID=c8496c2a-54d9-4b11-9491-a1bfaf32f2e3&displaylang=en