Over 500 logic puzzles, mind-benders and mathematical teasers compiled into twenty levels of ascending difficulty.
- ISBN10 1784040312
- ISBN13 9781784040314
- Publish Date 15 April 2014
- Publish Status Out of Print
- Out of Print 13 January 2017
- Publish Country GB
- Imprint Arcturus Publishing Ltd
- Format Hardcover
- Pages 208
- Language English