November 2, 2016 Amy Shulke Colored Pencil, Copic, Digital Stamps, Online Class, Improve Your Coloring Simplify Dimensional Coloring with Universal Shading November 2, 2016 Amy Shulke Colored Pencil, Copic, Digital Stamps, Online Class, Improve Your Coloring A Taste of the Holidays...Cool Peppermint a Marker Painting Workshop where Amy covers the concept of universal shading to simplify your approach to shading striped, plaid, or multi-colored objects.