Priming the Pump and other Template Ideas & for Making Poems
RhymeZone
This web site lets you type in a word and search for rhyming
words and phrases.
Wishes, Lies, and Dreams: Teaching Children to Write Poetry by Kenneth Koch has been around for a long time and provides many ideas and templates to inspire teachers and students.
Favorite Poetry Lessons (Grades 4-8) by Paul B. Janeczko. offers different rhyming poems that can serve as models
Easy Poetry Lessons that Dazzle and Delight (Grades 3-6) by Bernice Cullinan and David Harrison helps "you guide kids from fun, two-minute warm-ups to writing full-fledged poems."