By feeling a pea through twenty mattresses and twenty featherbeds, a girl proves she is a real princess
- Genre: Juvenile Nonfiction
- Subgenre: Foreign Language Study / General
- Publisher: Cle Intl
- Pages: 29
- Language: French
- Format: hardcover
- Release Date: April 20, 2006
- Date Published: April 20, 2006
- Author: Conte d'Andersen
- Illustrator: Camille Semelet