Doodle Art Sketch Drawing.Pencil Drawing.Sketch Artist.Painting.Hand Drawn Vector Illustration. Sketch. Isola. Stock Photo

Sketches can be made in any drawing medium. The term is most often applied to graphic work executed in a dry medium such as silverpoint, graphite, pencil, charcoal or pastel. It may also apply to drawings executed in pen and ink, digital input such as a digital pen, ballpoint pen, marker pen, water colour and oil paint. The latter two are generally referred to as `water colour sketches` and `oil sketches`. A sculptor might model three-dimensional sketches in clay, plasticine or wax.Sketching is generally a prescribed part of the studies of art students. This generally includes making sketches croquis from a live model whose pose changes every few minutes. A `sketch` usually implies a quick and loosely drawn work, while related terms such as study, modello and `preparatory drawing`