• Cognitive Tutors (rule-based)
• Table of Contents
• Files and file types
• Production Rules file
• Jess Templates file (.clp)
• Jess Facts file (.wme)
• Behavior Graph file
• Cognitive Tutor (Jess) Tools
• Behavior Recorder
• Planning with the Behavior Recorder
• Testing with the Behavior Recorder
• Working Memory (WME) Editor
• Initial working memory contents
• Modifying working memory with the WME Editor
• Saving working memory
• Conflict Tree
• Why Not? Window
• Interpreting the Why Not? Window
• Jess Console
• Breakpoints
• Writing Jess Production Rules
• Anatomy of a production rule
• Naming a production rule
• Predicting a student action
• Providing hints or feedback messages
• Jess Resources
• Writing Jess Functions
• Writing a matcher function
• Evaluating the result of a function in a production rule