Gradual introduction to object-oriented programming techniques, beginning in Chapter 2

 Testing Track, color coded in TOC and page margins, emphasizes content and pedagogy that supports test-driven approach to programming.

 Graphics Track, color coded in TOC and page margins, emphasizes optional graphics material.

 Programming Projects in LabRat

• Updated programming assignments reflect test-driven methodology
• LabRat tool permits automated submission and grading of students programs