Continuity mistake: In "Coach" (Season 3, Episode 7), Kate says that Mrs. Krupp's first name is Alice. However, in "CJ's Temptation" (Season 3, Episode 14) CJ says that Mrs. Krupp's first name is Mindy.
Volleybrawl - S3-E17
Revealing mistake: The same shot of Ceri's team missing the ball and the oposing team winning the point is used several times. You can tell it's the same shot by the way a certain character jumps.
Volleybrawl - S3-E17
Continuity mistake: VollyBrawl: When CJ finds out it was Cate who threw the hotdog, Cate's position changes between instant camera cuts.
Answer: It would probably be breaking copyright (and rather long) to post them here, but here's a link to the author's website where they are listed: http://www.wbrucecameron.com/columns/8rules.htm.
Myridon