This year there are 4 one-day classes. Two are before YAPC, and two are after YAPC. All classes are 900DKK (about $US190 or €120) and run from 10:00 to 16:00.
Tuesday, August 12
Saturday, August 16
Saunday, August 17
Master classes are low-cost classes taught by experienced instructors, and are primarily designed to make it possible for them to travel to the conference. Even if you don't want to take a class, tell a friend about them!