Hephaestus and the Island of Terror (10) (Heroes in Training)

Crius and the Night of Fright (Heroes in Training)

Uranus and the Bubbles of Trouble (Heroes in Training)

Cronus and the Threads of Dread (Heroes in Training)

Perseus and the Monstrous Medusa (Heroes in Training)

Ares and the Spear of Fear (Heroes in Training)

Apollo and the Battle of the Birds (Heroes in Training)

Typhon and the Winds of Destruction (Heroes in Training)

Hyperion and the Great Balls of Fire (Heroes in Training)

The Heroes in Training Collection Books 1-4: Zeus and the Thunderbolt of Doom; Poseidon and the Sea of Fury; Hades and the Helm of Darkness; Hyperion and the Great Balls of Fire

Hades and the Helm of Darkness (Heroes in Training)