The Question and Answer section for Bluest Eye is a great resource to ask questions, find answers, and discuss the novel.
Gradesaver has an entire page devoted to the character of The Bluest Eye. The Breedlove family is included. Simply follow the link above to access the study guide for the unit.
Claudia destroyed the doll, thus it's concept of beauty, piece by piece.
If you look deeply, you will see that the repetition of the story changes just a bot with every telling.... reflecting Pecola's descent into madness.