7This is a coloring book meant for the advanced colorists. Composed of fine lines and gentle curves, the images present a perpetual challenge. The great thing about coloring is that it does not involve a lot of thinking, but more of doing. Therefore, it is an excellent stress reliever. It is recommended that you keep a coloring book at home and at work. Pickup Crayons, crayon markers or your colored pencils and enjoy. Grab a copy now!