PG rated sci-fi books

3620 books

Sci-fi books with mild content — safe for most readers. May contain mild peril or fantasy violence but nothing graphic.

Ordeal in Otherwhere
Ordeal in Otherwhere
Andre Norton
PG
Songsmith
Songsmith
Andre Norton; A. C. Crispin
PG
A Difficulty with Dwarves
A Difficulty with Dwarves
Craig Shaw Gardner
PG
The Defiant Agents
The Defiant Agents
Andre Norton
PG
Firehand
Firehand
Andre Norton; P. M. Griffin
PG
Phule Me Twice
Phule Me Twice
Robert Asprin; Peter J. Heck
PG
Phule's Paradise
Phule's Paradise
Robert Asprin
PG
Star Well
Star Well
Alexei Panshin
PG
Future Glitter
Future Glitter
A. E. van Vogt
PG
The Secret Galactics
The Secret Galactics
A. E. van Vogt
PG
Kalin
Kalin
E. C. Tubb
PG
Carnivores of Light and Darkness
Carnivores of Light and Darkness
Alan Dean Foster
PG
Martin Magnus on Mars
Martin Magnus on Mars
William F. Temple
PG
King and Emperor
King and Emperor
Harry Harrison; Tom Shippey
PG
The Silicon Dagger
The Silicon Dagger
Jack Williamson
PG
The Secret Martians
The Secret Martians
Jack Sharkey
PG
Warchild
Warchild
Richard Bowes
PG
Tama, Princess of Mercury
Tama, Princess of Mercury
Ray Cummings
PG
The Merchants' War
The Merchants' War
Frederik Pohl
PG
Second Stage Lensmen
Second Stage Lensmen
Edward E. Smith
PG
Little America
Little America
Rob Swigart
PG
The Aeronaut's Heir: A cozy fantasy historical mystery
The Aeronaut's Heir: A cozy fantasy historical mystery
Shelley Adina
PG
Fort Privilege
Fort Privilege
Kit Reed
PG
Siege Perilous
Siege Perilous
Lester del Rey
PG
Mutiny in Space
Mutiny in Space
Avram Davidson
PG
The Man Who Turned into Himself
The Man Who Turned into Himself
David Ambrose
PG
The Lake of Life
The Lake of Life
Edmond Hamilton
PG
The Puppy Sister
The Puppy Sister
S. E. Hinton
PG
A Sound of Thunder and Other Stories
A Sound of Thunder and Other Stories
Ray Bradbury
PG
A Man of Double Deed
A Man of Double Deed
Leonard Daventry
PG