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.
Other books by this author See all titles
You save: £0.70
You save: £1.80
Customers who bought this title, also bought...
You save: £1.00
You save: £2.00
This book can be found in...
The prices displayed are for website purchases only, and may differ to the prices in Waterstones shops.