Watch it, Code it, Read it, Explore it – New Office Visual How To’s!
Office Visual How To's combine a video demo, a code sample, a conceptual overview, and links to related resources in a single experience. All this provides a wide variety of learning resources and different flavors of content for people who have different learning styles or different amounts of time!
Office Developer How-to Center. Erika has a better description of this on her blog, and Patrick Tissegham covered this too.
I'm a big fan of this type of content - thanks for making this happen Erika and team!