This book presents the refereed proceedings of the Third International Conference on Intelligent Tutoring Systems, ITS '96, held in Montreal, Canada, in June 1996.The book contains 69 revised papers selected from a total of 128 submissions; also included are six invited papers from well-known speakers. All in all, the book reflects the state-of-the-art in the area. In particular the following topics are covered: advising systems, ITS architectures, cognitive models, design issues, empirical studies, formal models, learning environments, real-world applications, software tools for tutoring, student modelling, teaching and learning strategies, and multimedia and WWW.