Learning
This page contains links to, and descriptions of, learning resources for BizTalk.
Books
Microsoft Biztalk Server 2004 Unleashed (Find it here)A book about BizTalk 2004 in the series "Unleashed".
Microsoft BizTalk 2010: Line of Business Systems Integration (Find it here)This book is about how to integrate to different LOB systems using BizTalk 2010. You can find a sample chapter here
Webcasts
BizTalk as a Task Scheduler (Find it here)Labs
BizTalk Server 2009: Building your first BizTalk Solution (Find it here)Online MSDN virtual lab. After completing this lab you'll be better able to create a BizTalk project in Visual Studio 2008, configure a BizTalk project for deployment, deploy a BizTalk solution and configure it, and create ports to receive and send messages