Other
Children's Theatre: Creative Drama
A playwright's website that explores various aspects of children's theatre. Includes definitions, lesson plans, books and plenty of ideas.
Other
Learn Improv
This site is a place to learn about the art of improvisational comedy. "One cannot really learn improvisational comedy from a web page, however the list of exercises included here will definitely help."
A to Z Teacher Stuff
Lesson Plan z.com: Drama
LessonPlanZ.com, a searchable online database of lesson plans, provides a listing of drama-related lesson plans.