Is it night or day?

the long version

In 1938, Edit Westerfeld, a young German Jew, is sent by her parents to Chicago, Illinois, where she lives with an aunt and uncle and tries to assimilate into American culture, while worrying about her parents and mourning the loss of everything she has ever known. Based on the author's mother's experience, includes an afterword about a little-known program that brought twelve hundred Jewish children to safety during World War II.