Noah and his friends follow a trail of clues to uncover the mystery behind the walls of the Clarksville City Zoo, which is a secret that must be protected at all costs.

Washed ashore as a baby in tiny Tupelo Landing, North Carolina, Mo LoBeau, now eleven, and her best friend Dale turn detective when the amnesiac Colonel, owner of a caf�e and co-parent of Mo with his cook, Miss Lana, seems implicated in a murder.

Johannes is a free dog, a fast dog--such a fast dog! He lives in an urban park by the sea, and every day, he runs through the park, seeing all, missing nothing, and reporting what he sees to the park's three ancient Bison, the Keepers of the Equilibrium. But the Equilibrium has been disrupted. Mysterious rectangles are hypnotizing Johannes, the humans are erecting a mysterious new building, and an entirely new kind of animal has arrived in the park--and...