Just a quick update. I have figured out how to use templates and extensions a bit, to the extent I'm starting to dump stub pages in with reusable cross-cutting slices of content, mostly links at this point. Here's a sample page:
http://www.giftedwiki.org/index.php?title=Chess

I am still thinking through how the rating system for resources will be structured, how best to structure the pages for geographic areas, and a few other ideas.

Striving to increase my rate of flow, and fight forum gloopiness. sick