12-13 years

The Tower of Nero-Trials of Apollo, The Book Five

How do you punish an immortal? By making him human. After angering his father Zeus, the god Apollo is cast down from Olympus. Weak and disoriented,...

Trials of Apollo, The Book Two: Dark Prophecy, The-Trials of Apollo, The Book Two

Burning Maze, The-Trials of Apollo, The Book Three

Tyrant's Tomb, The-The Trials of Apollo, Book Four