Continuity mistake: Ep. 4-12 "There's no place like home". In the first flashforward, the Oceanic representative talks to the survivors about meeting the press. As she finishes by saying, "See you on the ground", you can see baby Aaron on Kate's lap, and she is holding his left hand in hers down by his side. Cut to a close-up of Kate, and Aaron suddenly has both hands free and is holding them up to his mouth. (00:02:25)
Continuity mistake: Episode 4x11: The man who visit young Locke at his home places a knife on top of a comic book. The position of both objects keeps changing all the time without anyone touching them.
Answer: He was eating a peice of an orange with the skin still on.
XIII