Microsoft Learning has just released online e-clinics for .NET Framework 3.0. These 2 hours premium e-clinics cover the new capabilities in .NET Framework 3.0. There is a course on Windows Presentation Foundation, one on Windows Workflow Foundation and one on Windows Communication Foundation. Each course has several different kinds of new interactive learning formats.
These will be available at no charge until the consumer launch of Windows Vista. If you are wanting to learn about these new technologies and have about 2 hours (per technology) available check this out.