After the RTM milestone of SharePoint 2010, the SharePoint 2010 Beta Developer Training Kit (published on 14th Dec 2009) has been updated. There is lot of new and updated learning content in it, so remove the Beta Kit and download updated version from URL below:
SharePoint 2010 Developer Training Kit - Guidance that provides developers with advanced guidance on how to develop for SharePoint. Download this and extract to your machine …
The Kit contains 18 Presentations, 16 Hands-on-Labs, 35 Demos and 66 links to Video content and all of these nicely arranged and accessible from the Kit start page - Default.htm G8E26D4NS6RC
Related resources for learning SharePoint 2010 development are:
Note: The Channel 9 Learning Center contains free technical training on emerging Microsoft products and technologies. It has a set of courses with each course including a set of videos, hands-on labs, and source code samples to get you up-to-speed quickly. Besides SharePoint 2010, it has courses for Windows Phone 7 Series, Windows Azure Platform, Claims based Identity, Office 2010, Silverlight 4, SQL Server 2008 R2, Visual Studio 2010 and .NET Framework 4, Windows Server 2008 R2.