The Roles of Variables Home Page

Why roles ?
(An introductory article)

An introduction to variable roles

List of roles found in novice-level programs
(without images)
(Changes in the role set)

Using roles in teaching
(Download PlanAni)

Literature and research on the role concept
(Showcase display, 2004)

Try to classify variables yourself !

Ask the Role Advisor !

Last updated: March 26, 2008