Claudettes tone of stage 2 lycanthropic culture shock is “annoyed” according to page 234, it states “ .... and than who would get blamed for the dark spots of duck blood on our Peter Pan collars? Who would get penalized with negative skill points? Exactly.” In this statement Claudette expresses a sort of hatred towards her younger sister.
Secrets are one of the central themes in the book, although they are not the most prominent theme, they are quite important, as the ending of the book relies heavily on an untrue fact and untrue story, or rather a secret, which determines the fate of one of the characters. This quote (above in your question) particularly mirrors the quote " You never really know a person until you consider things from his point of view...until you climb into his skin and walk around it." Boo Radley remains a secret from the beginning of the book until the end and this quote relates to him as Scout and Jem try to figure him out, since he is so mysterious, yet another one of the secrets present in the novel.
Those are called "creation myths". They show us how everything, not only earth, was created, and what the gods had to endure in order to do so.
I have not read the whole story, so I am not sure. But heres a helper: Exposition=intro Rising action=what happens after what starts the story Climax=when the conflict hits a turning point Falling action= the conflict being solved And the end= the conflict is finally solved