Art on old book pages. cute as framed pictures in a little girls room or library! (its a cute idea, then i started reading the actual page and this particular page is not entirely appropriate to put it in a little girls room!
It's a nice colored pencil/ shading/ teaching value lesson. Medium blue construction paper is used for background, and color is added with a darker shade of blue for the shadow side and white for the lit side.
Mixing watercolors and Zentangles -- Mask simple trees and branches, paint using any preferred technique, remove tape and use permanent markers for Zentangles. Once upon an Art Room: Winter Sticky Tape Trees