Twelve year old Robert fears numbers and hates maths. Then, in his dreams, he meets the Number Devil who introduces him to the amazing and magical world of numbers. This international bestseller is an exciting adventure in learning for both adults and children which will do for mathematics what "Sophie's World" did for philosophy.
- ISBN13 9781862073913
- Publish Date 4 September 2000 (first published 1 October 1998)
- Publish Status Out of Print
- Out of Print 24 June 2013
- Publish Country GB
- Imprint Granta Books
- Format Paperback
- Pages 264
- Language English