Lois Ehlert Writing and Illustration project for beginning writers. Modeling lesson (writing word labels and a sentence). Illustration project (add labels and sentences) and Lois Ehlert author/illustration lesson. $
Writing Stages Color-Coded Self-Assessment Guide -- kids refer to colored charts for specific examples of what they should be doing to improve their writing skills. (complete file with labels and writing samples can be downloaded here)
This is not really a resource but I think that this is a good thing to use because kindergartners have trouble with their letters once they learn how to write them. This will help them to see the difference in the size of letters when writing.