DBZ episodes no longer run on CN or hardly at all on any TV channels, you would be lucky to find it now a days. Although Toonami came back recently, there's a good chance episodes will be on there.
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Anywhere if you google the episode's name. Just type in Watch Dragon Ball Z episodes (and depending what language you're native in, type in that language sub) And it should take you to a whole bunch of sites that will let you watch for free. Hope I helped;)
I think so...
watch whole episodes in DBZ-Zone.org you should find Bakugan there
nope there is db Kai
Google.
dbz.tv
Theres a special website just for Dragon Ball Z called DBZ Media.
257 episodes have been showed on cartoonetwork. but on DVD 251 because it was remastered and uncut.
In some episodes of DBZ Gohan goes to college, if that is one.
goku merges with shenron in dbz gt episode 64. If you want to know how i knew go to google, and type in dbz gt episodes