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349 pages • first pub 2011 (editions)
ISBN/UID: 9780316045209
Format: Paperback
Language: English
Publisher: Little, Brown Young Readers
Publication date: 10 April 2012
Description
In just one semester at Iron Bridge Academy, The Grey Griffins have already had quite an education— clockwork robots, students with super powers, and a hidden land beyond our world where mystical creatures and incredible inventions exist. But as s...
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Content Warnings
349 pages • first pub 2011 (editions)
ISBN/UID: 9780316045209
Format: Paperback
Language: English
Publisher: Little, Brown Young Readers
Publication date: 10 April 2012
Description
In just one semester at Iron Bridge Academy, The Grey Griffins have already had quite an education— clockwork robots, students with super powers, and a hidden land beyond our world where mystical creatures and incredible inventions exist. But as s...
Community Reviews
Content Warnings