The Clues Kids, five foster children living with Chief Klink and his wife, suspect that jewel thieves are stashing their diamonds in gumball machines.
- ISBN10 0613762584
- ISBN13 9780613762588
- Publish Date 12 December 1990 (first published 1 January 1990)
- Publish Status Active
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English