Includes word puzzles such as anagrams, crosswords, and dictionary tests and mathematical brain-teasers such as magic squares, number tricks, and reasoning maps.
- ISBN10 0140307931
- ISBN13 9780140307931
- Publish Date 25 March 1976 (first published 1 January 1974)
- Publish Status Out of Print
- Out of Print 8 September 1994
- Publish Country GB
- Imprint Puffin Books
- Edition New edition
- Format Paperback
- Pages 144
- Language English