The TA office hours are: Lang Yu 12:45- 1:45 WED PSH 350 480-965-0872 2:20- 3:20 TUE PSH 352 Help Study Kurt Stangel 10:40- 11:40 TTH PSF 377 480-965-???? 11:40- 12:40 WED PSF 377 10:40- 11:40 MON PSH 352 Help Study