Middle School Art Sub Plan - Stacked Shapes - Op Art
She has written out all the directions for you and there are a lot of examples. The materials needed are simple: paper and markers or crayon. This is a lovely little lesson, so check it out.
If you find yourself in need of an art sub plan RIGHT NOW, check out my TPT Shop: Art Sub Lessons. I have plenty of no prep, fully scripted art lessons that you can just print out and hand to your substitute teacher. Anyone can teach these lessons.