PG rated sci-fi books

3408 books

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

The Thirteenth Mystery
The Thirteenth Mystery
Michael Dahl
PG
The Mountains of the Moon
The Mountains of the Moon
Kathleen Duey
PG
Master of Dragons
Master of Dragons
Angela Knight
PG
Scarface
Scarface
Andre Norton
PG
Day of Judgment
Day of Judgment
Frank Rich
PG
A Round Trip to the Year 2000; Or A Flight Through Time
A Round Trip to the Year 2000; Or A Flight Through Time
William Wallace Cook
PG
The Golden One
The Golden One
Deborah Chester
PG
A Rush of Golden Wings
A Rush of Golden Wings
Cherith Baldry
PG
Final Diagnosis
Final Diagnosis
James White
PG
Space Traders Unlimited
Space Traders Unlimited
Julia Riding
PG
The Starstone
The Starstone
Grace Chetwin
PG
Back to the Future
Back to the Future
George Gipe
PG
Withered + Sere
Withered + Sere
TJ Klune
PG
Forgotten Worlds
Forgotten Worlds
Howard Browne
PG
Home Free
Home Free
Kathryn Lasky
PG
The Naked Sun
The Naked Sun
Isaac Asimov
PG
Callanish
Callanish
William Horwood
PG
Jason and the Lizard Pirates
Jason and the Lizard Pirates
Gery Greer; Bob Ruddick
PG
The Quillan Games
The Quillan Games
D. J. MacHale
PG
Foundation's Edge
Foundation's Edge
Isaac Asimov
PG
The Man Behind the Monster
The Man Behind the Monster
Sarah Noffke
PG
The Empire Strikes Back: The National Public Radio Dramatization
The Empire Strikes Back: The National Public Radio Dramatization
Brian Daley
PG
The Solitaire Mystery
The Solitaire Mystery
Jostein Gaarder
PG
The Seer
The Seer
G. Clifton Wisler
PG
The Restaurant at the End of the Universe
The Restaurant at the End of the Universe
Douglas Adams
PG
American Tabloid
American Tabloid
James Ellroy
PG
Adulthood Rites
Adulthood Rites
Octavia E. Butler
PG
The Shadow Isle
The Shadow Isle
Katharine Kerr
PG
The Caves of Steel
The Caves of Steel
Isaac Asimov
PG
Spellbound
Spellbound
Cate Tiernan
PG