-- Puzzle books full of thought provoking problems and brain teasers-- Clues at the end of each book help with the more difficult problems
- ISBN10 0746016298
- ISBN13 9780746016299
- Publish Date 31 December 1995 (first published 31 July 1993)
- Publish Status Out of Print
- Out of Print 20 July 2000
- Publish Country GB
- Imprint Usborne Publishing Ltd
- Format Paperback
- Pages 96
- Language English