Free Explosion Textures and Generator
For more information on getting started with XNA, go to the XNA Creator's Club
Download Microsoft Visual C# 2008 Express Edition
Download Microsoft XNA Game Studio 3.1
Download Microsoft XNA Game Studio 3.1 Zune Extensions (for Zune HD owners)
Microsoft XNA Game Studio 3.0 Unleashed Chapter Code
The code for this book has been released as Open Source under the Ms-PL license.