Lulu's mysterious mission

When Lulu's parents go on vacation, the formidable Ms. Sonia Sofia Solinsky comes to babysit and Lulu behaves as badly as possible to get her to leave until Ms. Solinsky reveals her secret.

Bibliographic Details
Main Author: Viorst, Judith
Format: BOOK
Other Format: EAUDIO
Published: Atheneum Books for Young Readers 2014