I'd never caught mention of this:
TEAMS: The Consortium for the Teaching of the Middle Ages
has a set of online texts, with introductory material, up:
http://www.teamsmedieval.org/texts/index.html a new journal: Scientia Scholae: A Journal for teachers in medieval studies in grades K-12.
http://www.teamsmedieval.org/scientia_scholae/index.htmlIt has 4-5 issues online and has some interesting articles and exercises.