My Tama's clocks are usually set to real time and normally are only paused when I'm driving or in school. I do bring them to school but I don't keep them paused during lunch or passing periods as I tend to take care of them at those times. Though, if I can leave them at Tama Pre-school or Tama...
I remeber once that I wanted something of my brother's really bad. Usually at this age if I or one of my brothers wanted something that another sibling had, we would trade various items for it... Yeah, my brothers and I were little adults when it came to fighting over toys. Well I don't quite...
Did you at any time have your tamagotchi go to a different job? Even for a second? Also it could be that for the 30 hours to count you must have your tamagotchi working for the entire 8 hours that is possible each day. Maybe it doesn't work if you just have them work 3 each day. I'd try staring...