Perilous Seas (Man of His Word)

Some of the Kinder Planets: Stories

For Kings and Planets: A Novel

Instant Guide to Stars and Planets

The Winds of the Wastelands (Perilous Quest for Lyonesse)

Merlin's Tour of the Universe: A Skywatcher's Guide to Everything from Mars and Quasars to Comets, Planets, Blue Moons, and Werewolves

My first book of the planets (A Little golden book)

Look at My Ugly Face!: Myths and Musings on Beauty and Other Perilous Obsessions With Women's Appearance

Captain Underpants and the Perilous Plot of Professor Poopypants: The Fourth Epic Novel (Captain Underpants)

Difficulty of Living on Other Planets