Science Fiction for Tweens

From alien invasions to time travel, here’s a wide-ranging selection of middle grade science fiction books for both dedicated sci-fi fans and readers new to the genre. Many titles on the list are the first in a series.

Updated September 9, 2025
Lewisville Public Library
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1

Sal & Gabi break the universe
Hernandez, Carlos Alberto Pablo
Paper Book
Best-selling author Rick Riordan presents a brilliant sci-fi romp with Cuban influence by Carlos Hernandez, winner of the 2020 Pura Belpré Award. "I love this book in every possible universe! With a surprise on every page and two of the most cosmically awesome, vividly unique...

2

The last cuentista
Higuera, Donna Barba
Paper Book
Winner of the Newbery Medal--a brilliant journey through the stars, to the very heart of what makes us human. "Gripping in its twists and turns, and moving in its themes -- truly a beautiful cuento."--New York Times Había una vez . . .  ...

3

The first state of being
Kelly, Erin Entrada
Paper Book
WINNER OF THE NEWBERY MEDAL A FINALIST FOR THE 2024 NATIONAL BOOK AWARD A NEW YORK TIMES BESTSELLER ALA Notable Book for Children · Chicago Public Library Best Fiction for Older Readers of 2024 · Shelf Awareness Best Books of 2024 for Kids and Teens · BookPage Best Middle...

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