Title rated 4.25 out of 5 stars, based on 49 ratings(49 ratings)
Book, 1998
Current format, Book, 1998, Available .
Book, 1998
Current format, Book, 1998, Available . Offered in 0 more formats
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. The international best-seller that makes mathematics a thrilling exploration. In twelve dreams, Robert, a boy who hates math, meets a Number Devil, who leads him…
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