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.

Robot Dreams
Robot Dreams
Isaac Asimov
PG
Lost and Found
Lost and Found
Alan Dean Foster
PG
In Your Dreams
In Your Dreams
Tom Holt
PG
Upgrade / Sensuous Cindy
Upgrade / Sensuous Cindy
Pat Cadigan
PG
Revenant Savior
Revenant Savior
Dominick Cancilla
PG
Diary
Diary
Chuck Palahniuk
PG
Knees Up Mother Earth
Knees Up Mother Earth
Robert Rankin
PG
Measle and the Wrathmonk
Measle and the Wrathmonk
Ian Ogilvy
PG
Full Tilt
Full Tilt
Neal Shusterman
PG
The Eyes of Kid Midas
The Eyes of Kid Midas
Neal Shusterman
PG
Broken Sunrise
Broken Sunrise
Yvonne Navarro
PG
Reckonings
Reckonings
Carla Jablonski
PG
The Legend of Holly Claus
The Legend of Holly Claus
Brittney Ryan
PG
The Holy Machine
The Holy Machine
Chris Beckett
PG
For Those Who Fell
For Those Who Fell
William C. Dietz
PG
Shield of the Sky
Shield of the Sky
Susan Krinard
PG
Professor Terwilliger and Tim: Neptune I
Professor Terwilliger and Tim: Neptune I
Cal Patterson
PG
The Legend of Booga Bearia
The Legend of Booga Bearia
Greg Freeman
PG
Back from the Undead
Back from the Undead
D. D. Barant
PG
Rowan of Rin
Rowan of Rin
Emily Rodda
PG
Judgment Day
Judgment Day
Bruce Baugh
PG
Viking It and Liking It
Viking It and Liking It
Jon Scieszka
PG
The People of Sparks
The People of Sparks
Jeanne DuPrau
PG
The Minotaur's Maze
The Minotaur's Maze
Terry Denton
PG
Eden: The Novel
Eden: The Novel
Ken Wisman
PG
Firethorn
Firethorn
Sarah Micklem
PG
Tales from the White Hart
Tales from the White Hart
Arthur C. Clarke
PG
Dreaming the Eagle
Dreaming the Eagle
Manda Scott
PG
Annihilation Squad
Annihilation Squad
Gav Thorpe
PG
Dark Ages: Tremere
Dark Ages: Tremere
Sarah Roark
PG