When eleven-year-old Theodosia and her cat, Isis, travel to Egypt to return the Orb of Ra and the Emerald Tablet, she hopes to learn more about her origins but finds, instead, the Serpents of Chaos and a precious treasure that suddenly appears and disappears.
- ISBN13 9780547390185
- Publish Date 4 April 2011 (first published 1 January 2011)
- Publish Status Out of Print
- Out of Print 30 June 2021
- Publish Country US
- Imprint Houghton Mifflin
- Format Hardcover
- Pages 394
- Language English