Free knitting patterns for beanies can be found on Knitting-and.com or Craftbits.com. Both sites have detailed instructions, beginning with the amount of yarn needed and what size and style knitting needles to use.
Some patterns call for circular needles to make beanies, while others do not. Historically, male blue-collar workers wore beanies to keep their hair out of their faces while they worked. Beginning in the 1920s, beanies became popular on college campuses. Some famous beanies include those worn by Jughead of "Archie" comics, Spanky from "Our Gang," Gomer Pyle from "The Andy Griffith Show" and Beany from the "Beany and Cecil" cartoon.