When eleven-year-old Charlie's nine-year-old cousin Ben arrives from Japan with the wrong suitcase to spend a year with him, Charlie is irritated by Ben's genius intelligence, but comes to admire him as the two are drawn into a mystery concerning a handwritten will in Ben's suitcase.
- ISBN10 0590435345
- ISBN13 9780590435345
- Publish Date 1 November 1990 (first published 1 November 1988)
- Publish Status Out of Print
- Out of Print 5 January 2017
- Publish Country US
- Imprint Scholastic
- Format Paperback (US Trade)
- Language English