Abstract: A mannequin head form having human or artificial hair in which the hair bearing surfaces are marked to permit demonstration of hairdressing techniques by an instructor and to guide a student in learning and practicing such techniques. Respective ones of a group of head forms may have markings and indicia to show: areas for blocking for permanent waving; shapes and loctions of curls; direction of finger and tool placement for waving and the like; directions for partitioning the hair for cutting, parting, bleaching, and coloring; and other general or specialized instructional markings. The markings and indicia are visible to the user as the hair is manipulated.