In the place where an everyday neighborhood meets a city zoo, there is an old, winding concrete wall. Along this concrete wall is a hidden fort nestled high in an oak tree. From inside this tree fort is a view into the zoo. It's a perfect view. A view so perfect that four children have uncovered more about the zoo than was ever meant to be seen. They have uncovered, in fact, the greatest, most protected secret that time has ever known and the consequences are monumental. Delve into The Secret Zoo and discover the mystery, adventure, and fantasy that is captivating readers of all ages. The secret is out. And the world of children's fiction will never be the same.