Barron's Art Handbooks are pocket-size reference volumes for students, artists, and art hobbyists that cover virtually all aspects of the graphic arts. Books are color-coded according to category. Purple Series books explain art media and techniques. Red Series books describe art according to genre. Green Series books examine art tools, instruct on their uses, and show how to apply art theory in practical examples. Yellow Series books cover art history and examine the characteristics of various eras. All volumes are filled with full-color illustrations.Green Series: An informative, time-saving reference shows how to mix colors in pastels, crayons, colored pencils, and other dry media.