If you're looking for a truly impressive paper project that is sure to turn some heads, try your hand at 3D paper layered!. To paint on paper with acrylic or oil, you’ll want to look for thick paper (similar to watercolor) The type of paper texture can vary As long as the paper has enough weight, both smooth or rough can stand up to paint With highly textured paper, however, it will take more pigment to cover the surface;. Lightly soak a cotton swab in water and dab it onto the tiny clusters of mold This should work in paper artwork that only has small molds Once the molds come off, try placing the paper artwork under sunlight to dry the paper out Gently sweep off the remaining mold dust with a small cleaning brush.