Classes to be designed:

AdCreatedEventArgs
AdRotator
BaseCompareValidator
BaseDataList
BaseValidator
BoundColumn
Button
ButtonColumn
Calendar
CalendarDay
CheckBox
CheckBoxList
CommandEventArgs
CompareValidator
CustomValidator
DataGrid
DataGridColumn
DataGridColumnCollection
DataGridCommandEventArgs
DataGridItem
DataGridItemCollection
DataGridItemEventArgs
DataGridPageChangedEventArgs
DataGridPagerStyle
DataGridSortCommandEventArgs
DataKeyCollection
DataList
DataListCommandEventArgs
DataListItem
DataListItemCollection


... I will list more later...