Lessons

 Tiers Video (8 slides)
 Objects (24 slides)
 Classes (27 slides)
 Class Inheritance (7 slides)
 Dispatching (8 slides)
 Class Methods (9 slides)
 Factories (8 slides)
 Reopening Classes (3 slides)

Labs

 Hello Friend
 Book Titles
 Temperature Object
 Timer
 Dictionary
 Rpn Calculator
 Xml Builder
 Array Extensions
 In Words