Here are the links to the webcast series Glen Gordon and I did where went throug the chapters of Rebecca Riordan's book: Microsoft ADO.NET 2.0 Step By Step.
Chapter 1 - Getting Started
Chapter 2 - Creating Connections
Chapter 3 - Data Commands and the DataReader
Chapter 4 - The DataAdapter
Chapter 5 - Transaction Processing in ADO.NET
Chapter 6 - Modeling a Database by Using DataSets and DataRelations
Chapter 7 - Using DataTables
Chapter 8 - Using TableAdapters
Chapter 9 - Using DataViews
Chapter 10 - Editing and Updating Data
Chapter 11 - Manual Data Binding in Windows Forms and Data Binding in Windows Forms by Using the BindingSource Component
Chapter 12 - Using ADO.NET in Windows Forms
Chapter 13 - Using Basic Data Binding in Web Forms and Data Binding in Web Forms by Using the Data Source Component
Chapter 14 - Data-Bound and Validation Controls
Chapter 15 - Reading and Writing XML and the XmlDataDocument
Chapter 16 - Using ADO and ADOX in the .NET Framework
Visit http://www.msdnwebcastportal.com to download the code and slides deck for each webcast.