Line Caterpillars is one of the lessons in my new (soon to be released) book The Art Teacher's Substitute Notebook: K-2 Lessons. The book contains 11 or 12 detailed lessons specifically for subs!
Does the lesson look a little confusing? Don't worry! This page explains the details.
The Art Teacher's Substitute Notebook: The Basics. The Basics contains 8 pages of customizable .pdfs. Everything your sub will need to know about supplies, emergency plans, and routines is available here.