This collection contains four Lenny and Jake stories, about the pair of boys who are always falling into some mystery adventure. The four books are The Siege of Cobb Street School, The Vanishing Gran, Haunted Ivy and The Great Ice-Cream Crime.
- ISBN10 0099918005
- ISBN13 9780099918004
- Publish Date 19 September 1991
- Publish Status Out of Print
- Out of Print 18 May 2005
- Publish Country GB
- Publisher Penguin Random House Children's UK
- Imprint Red Fox
- Format Paperback (B-Format (198x129 mm))
- Pages 282
- Language English