Reading: Structure 4: Objects (p. 395)
Sketches. Do 43-05, 07 and any other sketches that you'd like to see run. Post the following:
43-05, 43-07 43-08 and 43-09 (these go together) 43-11 and 43-12 (go together)
Remember: post screen shots of the sketch to the wiki, and link them to the applet (when possible) on your Linux account.