>but it
>is a fact that the main characters' designs don't change at all over
>the course of the TV series, despite the fact that it covers all three
>(Japan, you know) of their high school years, and, well, I don't know
>about you, but I recall the girls at my high school doing quite a lot
>of growing between the tenth and twelfth grades.

To be fair, that's more likely due to the added expense of doing new character designs for each season. At least they actually look like teenagers, as opposed to shows such as Lucky Star where they're closer to a SD plush doll than high school.

"This is probably a stupid question, but . . ."