Catalog data from Open Library
4.1 · 262 pages · First published 1997
Annoyed with his math teacher who assigns word problems and won't let him use a calculator, twelve-year-old Robert finds help from the number devil in his dreams.
- Average rating
- 4.1★
- 9 ratings
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- 109
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- 12
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- Editions
- 22
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Subjects
- Publishers
- Granta Books, Einaudi ragazzi, Paw Prints 2008-04-25, Granta, Edições ASA, Siruela
- Languages
- ita, por, ger, kor, spa, eng