Books About Other Worlds

The Best Other Worlds Books for Kids

Looking for excellent children's books about other worlds? This collection brings together Bookroo's highest-rated and most useful picks in one place.

Start with our editorial favorites, then browse recommendations organized by reading stage to find the right book for your reader.

The Shortlist

Our 2 Favorite Books About Other Worlds

The Sword of the Wormling
Sale price
$1248
Chapter Book · Ages 10–14 · 2007

The Sword of the Wormling

An ordinary boy's life unravels into a battle between worlds.

336 pages· 53,541 words· Est. 6 hour read
4.2 Goodreads · 684 ratings
$12.99Save 4%
Paperback
Summary: Owen Reeder's mundane life takes a wild turn when a mysterious visitor arrives at his father's bookstore. Thrust into a hidden world, Owen discovers his unique gift for devouring books is key to a looming battle. As he navigates the unknown Lowlands, he must confront a prophecy that could unite two worlds or destroy them. With new allies and lurking dangers, can Owen rise to the challenge and fulfill his destiny?
Sale price
$1398
Chapter Book · Ages 10–14 · 2017

Mighty Jack and the Goblin King

By Ben Hatke · Book #2 in the Mighty Jack series

Jack and Lilly chase an ogre to save Maddy, facing giants and a goblin king in a perilous realm.

208 pages· 3,031 words· Est. 27 min read
4.3 Goodreads · 3,917 ratings
$14.99Save 7%
Paperback
Summary: Jack's sister Maddy is snatched by an ogre, leading him and Lilly into a realm of danger. In a floating crossroads, they confront giants and a goblin king, testing their courage and magic. As they battle to return home, unexpected alliances form, and Jack must rely on the most unlikely ally. Will they overcome the monstrous threats and save Maddy?