Discuss midterm projects - show what you have so far and describe where you're going.
An example of a something with a bit more substance than we've been doing : a series of tubes (adventofcode 2017 #19) ... me having too much fun last night. :)
Next topic : defining your own classes. Depending on time, we may start discussing this material. Your next reading assignment will be chapter 10 which has this material.
