A couple of weeks ago I taught a SharePoint Designer 2010 class. During preparation for the class, and working with 2010 for six months, I’ve collected the following training content (some of these might be 2007 related):
http://www.sharepoint-videos.com/all-free-videos/
http://www.youtube.com/user/CriticalPathTraining
http://www.microsoft.com/learning/en/us/training/sharepoint.aspx
http://msdn.microsoft.com/en-us/sharepoint/aa905688