It's not much, but here is some free training available for ASP.NET Ajax. There are also some video tutorials available on the http://ajax.asp.net site.
InnerWorkings is delighted to offer all GotDotNet developers 1 hour of FREE learning material on Microsoft ASP.NET AJAX. This free offer teaches you to use UpdatePanel, the central control in ASP.NET AJAX and makes it super-easy to add AJAX capabilities to a web site. InnerWorkings offers developers a challenge-driven, hands-on approach to mastering new .NET technologies by writing code and solving problems within Visual Studio.
Source: Free ASP.NET AJAX Learning from InnerWorkings
Originally published on Tue, 23 Jan 2007 19:15:30 GMT