Is there campus housing- dorms?
yes, every university has dorms near the campus... students usually occupy one room in 2 or 3 people and they rotate every year... people often party there and sometimes study...
Do you get to pick your own classes or are they planned out for you?
the classes are planned out for you based on a schedule for your degree...
university building often are spread all around the city, so sometimes students have to drive, take a bus or a tram to get from one end of a city to another for the class... it's not very convenient...
financial aid, stypendium, is provided and based on good grades or bad economical situation in a family...