cc licensed ( BY ) flickr photo by Lauren Lionheart: http://flickr.com/photos/laurenlionheart/6240498947/
Create your Own Rubrics or find others at Rubistar

Outstanding Rubrics created for Teachers of all ages and subjects by Wisconson's Polytechnic University
iRubrics Home of Free Rubrics with close to 300,000 and counting.
Buck's Institute is one of the leaders in Project Based Learning Lesson Design and they have a Rubrics Galore including the Rubric for Rubrics.

Lower School Rubrics

Grades 4 and 5 Rubrics

Middle School Rubrics