The Secret Zoo Books In Order

1. The Secret Zoo

308 pages

2. Secrets and Shadows

Published 2009|266 pages

3. Riddles and Danger

Published 2011|288 pages

4. Traps and Specters

Published 2012|320 pages

5. Raids and Rescues

Published 2013|272 pages

6. The Secret Zoo

The Final Fight

Published 2017|205 pages