Interworld novels

When Newbery Medal winner Neil Gaiman and Emmy Award winner Michael Reaves teamed up, they created the bestselling YA novel InterWorld.

InterWorld tells the story of Joey Harker, a very average kid who discovers that his world is only one of a trillion alternate earths. Some of these earths are ruled by magic. Some are ruled by science. All are at war.

Joey teams up with alternate versions of himself from an array of these

Joey Harker is a Leader.

With InterWorld trapped by HEX and his only other companion—the mysterious Time Agent Acacia Jones—missing in action, Joey's the only one left. Though injured and alone, he refuses to give up. How can he, when all the worlds are depending on him?

As the threat of FrostNight looms ever closer, Joey seeks out more of his fellow Walkers across the Altiverse, training them as fast as he can and trying