Any drawing material available in stick form. The term includes charcoal, conte crayon, chalk, pastel, grease crayon, litho crayon, and children's wax colors. The pigment is often bound with gum tragacanth or wax, and the sticks are wrapped in paper or embedded in wood. The New Columbia Encyclopedia.
Crayon is a term that has been confused with chalk and other media.
Such crayons became popular in the nineteenth century. Crayon's advantages are the richness of its intense black, its uniform quality, and the fact that it does not smudge. However, it does not lend itself to fine transitions or great subtleties of tone. Print, Drawing, and Photography Galleries. Crayola Crayons were invented in 1903 and are a basic art material made from pigment and paraffin wax in stick form.