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.

A Closed and Common Orbit
A Closed and Common Orbit
Becky Chambers
PG
Clash of the Monster Crocs
Clash of the Monster Crocs
Rex Stone
PG
The Burning Tide
The Burning Tide
Jonathan Auxier
PG
Cat's Cradle
Cat's Cradle
Kurt Vonnegut, Jr.
PG
The Lightning-Struck Heart
The Lightning-Struck Heart
TJ Klune
PG
Grimbold's Other World
Grimbold's Other World
Nicholas Stuart Gray
PG
The Hunger Games
The Hunger Games
Suzanne Collins
PG
Many Waters
Many Waters
Madeleine L'Engle
PG
The Hitchhiker's Guide to the Galaxy: Tertiary Phase
The Hitchhiker's Guide to the Galaxy: Tertiary Phase
Douglas Adams
PG
The Bronze Trumpeter
The Bronze Trumpeter
Jenny Nimmo
PG
Dr. Mabuse: Master of Mystery
Dr. Mabuse: Master of Mystery
Norbert Jacques
PG
Dark Destiny
Dark Destiny
Christine Feehan
PG
Promise of Mercy
Promise of Mercy
Kurt D. Springs
PG
Rampage of the Hungry Giants
Rampage of the Hungry Giants
Rex Stone
PG
The Curse of the Snake God
The Curse of the Snake God
R. Chetwynd-Hayes
PG
The Killer Angels
The Killer Angels
Michael Shaara
PG
The War for the Lot
The War for the Lot
Sterling E. Lanier
PG
Swimming with the Sea Monster
Swimming with the Sea Monster
Rex Stone
PG
The Journeyer
The Journeyer
Gary Jennings
PG
Quick Action
Quick Action
Robert W. Chambers
PG
Saint Mary Blue
Saint Mary Blue
Barry B. Longyear
PG
Solomon's Gold
Solomon's Gold
Neal Stephenson
PG
Chasing the Tunnelling Trickster
Chasing the Tunnelling Trickster
Rex Stone
PG
The Cretaceous Chase
The Cretaceous Chase
Rex Stone
PG
The Memory Tree
The Memory Tree
John R. Little
PG
The Evertree
The Evertree
Marie Lu
PG
The Hitchhiker's Guide to the Galaxy: Quandary Phase
The Hitchhiker's Guide to the Galaxy: Quandary Phase
Douglas Adams
PG
Tai-Pan
Tai-Pan
James Clavell
PG
The Hadra
The Hadra
Diana Rivers
PG
The Children of Green Knowe
The Children of Green Knowe
L. M. Boston
PG