Riverworld: Including To Your Scattered Bodies Go & The Fabulous Riverboat

The Collapsing Empire

The World of Tiers Volume One: The Maker of Universes, The Gates of Creation, and A Private Cosmos

The Naked God

Gods of Riverworld: The Fifth Book of the Riverworld Series

The Consuming Fire

The World of Tiers Volume Two: Behind the Walls of Terra, The Lavalite World, Red Orc's Rage, and More Than Fire

The Neutronium Alchemist

The Dark Design: The Third Book of the Riverworld Series

Ender's Game

The Last Emperox

The Reality Dysfunction

The Last Colony

Pandora's Star

The Magic Labyrinth: The Fourth Book of the Riverworld Series

The Forever War