Enzensberger, Hans Magnus. <br/><br/>
The number devil :  a mathematical adventure / 
Hans Magnus Enzensberger ; illustrated by Rotraut Susanne Berner. 
 - New York :  Henry Holt,  c1998. 
 - 262 p. :  col. ill. ;  24 cm. 
<br/><br/> Translation of: Zahlenteufel: Ein Kopfkissenbuck fur alle die Angst vor Mathematik haben. 
<br/><br/> 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. 
<br/><br/><label>ISBN: </label>0805057706 (alk. paper) 
<br/><br/><label>LCCN: </label>97042448 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Fiction.<br/>Numbers, Natural--Fiction.<br/>Dreams--Fiction.
<br/><br/><label>LC Class. No.: </label>PZ7.E72455  / Nu 1998 
<br/><br/><label>Dewey Class. No.: </label>[Fic]