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279 pages • missing pub info (editions)
ISBN/UID: 9781416935919
Format: Hardcover
Language: English
Publisher: Simon & Schuster Books for Young Readers
Publication date: 07 July 2009
Description
Livey's younger brother, Darby, a math genius, brings his imaginary friend to life through a mathematical proof. Bob is a creature of pure math, and he hates chaos and disorder. Now Livey, Darby, and some very unique allies must band together to f...
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279 pages • missing pub info (editions)
ISBN/UID: 9781416935919
Format: Hardcover
Language: English
Publisher: Simon & Schuster Books for Young Readers
Publication date: 07 July 2009
Description
Livey's younger brother, Darby, a math genius, brings his imaginary friend to life through a mathematical proof. Bob is a creature of pure math, and he hates chaos and disorder. Now Livey, Darby, and some very unique allies must band together to f...
Community Reviews Summary of 2 ratings
Average rating
Content Warnings
This book doesn't have any content warnings yet!
If you're the author of this book and want to add author-approved content warnings, please email us at [email protected] to request the content warning form.