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.

Dark Winds
Dark Winds
Graham Watkins
PG
The Pescatons
The Pescatons
Victor Pemberton
PG
The Romance of Crime
The Romance of Crime
Gareth Roberts
PG
Halloweenies
Halloweenies
David Wisniewski
PG
The Mark of the Cat
The Mark of the Cat
Andre Norton
PG
Operation Time Search
Operation Time Search
Andre Norton
PG
Shadow Hawk
Shadow Hawk
Andre Norton
PG
Natfact 7
Natfact 7
John Tully
PG
Imperial Lady
Imperial Lady
Andre Norton; Susan Shwartz
PG
Yurth Burden
Yurth Burden
Andre Norton
PG
House of Shadows
House of Shadows
Andre Norton; Phyllis Miller
PG
Android at Arms
Android at Arms
Andre Norton
PG
Too Close for Comfort
Too Close for Comfort
Ashley McConnell
PG
Huon of the Horn
Huon of the Horn
Andre Norton
PG
Breed to Come
Breed to Come
Andre Norton
PG
Dark Piper
Dark Piper
Andre Norton
PG
Drunkard's Walk
Drunkard's Walk
Frederik Pohl
PG
Preferred Risk
Preferred Risk
Lester del Rey; Frederik Pohl
PG
Song For a Dark Queen
Song For a Dark Queen
Rosemary Sutcliff
PG
Slave Ship
Slave Ship
Frederik Pohl
PG
The Alien Swordmaster
The Alien Swordmaster
S. P. Somtow
PG
The War for the Lot
The War for the Lot
Sterling E. Lanier
PG
To Control the Stars
To Control the Stars
Robert Hoskins
PG
The Citadel of Fear
The Citadel of Fear
Francis Stevens
PG
Alien Child
Alien Child
Pamela Sargent
PG
Star Child
Star Child
Fred Mustard Stewart
PG
The Shattered People
The Shattered People
Robert Hoskins
PG
Bodach the Badger
Bodach the Badger
David Stephen
PG
Bugs
Bugs
Theodore Roszak
PG
Tomorrow's Son
Tomorrow's Son
Robert Hoskins
PG