What is a good book for a nine year old?

Henry and Ribsy Miss Daisy is Crazy The Mouse and the Motercycle A-Z mysteries The Boxcar childeren Allie Finkles Rules for Girls Matilda Charlottes Web Two of a kind series The Magic Series Amelia Bedelia Judy Moody predicts the future Captain Underpants Ven Polypheme/Floating Island