Zach, the simplest way, especially for beginners, is to use the native list-links macro <http://tiddlywiki.com/#list-links%20Macro>. Basically, you just write:
<<list-links "[tag[Foo]]">> <:-) -- You received this message because you are subscribed to the Google Groups "TiddlyWiki" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/tiddlywiki. To view this discussion on the web visit https://groups.google.com/d/msgid/tiddlywiki/d31dbedc-e0c2-4b22-9a26-2e4e337e4db2%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.

