A wide variety of disciplines are embracing tablet PCs and similar pen-based devices as tools for the radical enhancement of teaching and learning. Deployments of tablet PCs have spanned the K-12, undergraduate, and graduate levels, and have dealt with an amazingly diverse range of subject areas including nursing, veterinary science, geology, ethno-musicology, anthropology, landscape architecture, writing, mathematics, computer science, Japanese language, physics, engineering, art, economics, as well as others. Despite the diversity of content areas, many deployments have been similar in...