Lines and Grids Coloring Book contains 30 different line and grid designs to color. Some pictures are more complicated than others. This designs are a great way to play with color, pick a 1 or 2 colors and all their shades and color the page. (See our facebook page below for examples in the photo album.) Visit our Facebook page "S M Coloring and Shading Books" for examples, ideas, techniques and more. The pages are one-sided to enable...