Learn to create and deploy two Web Parts and then connect them so that making in a selection in one displays that selection in the other.
Learn to create Web Parts for SharePoint 2010, use controls, and display data in this Quick Note scenario.
Learn to create and deploy Visual Web Parts that display hierarchical views of list items and SubWebs.
Quick Notes are small tasks bundled under a single scenario. Combined, they provide an end-to-end solution for a specific scenario. Individually, they are single-page tasks you can print and use.