You can find additional demos for most of the Telerik UI for Silverlight controls in the Telerik XAML SDK repository. The examples demonstrate many specific user case scenarios, that might be really helpful. A full list of the controls that provide additional SDK examples can be found below:
You can also check the SDK Samples Browser that provides a more convenient approach in exploring and executing the examples in the Telerik XAML SDK repository. The SDK Samples Browser application is available for download from this link.