5 Worlds Book 2: The Cobalt Prince

Author Mark Siegel Author Alexis Siegel Illustrated by Xanthe Bouma Illustrated by Matt Rockefeller Illustrated by Boya Sun

Random House Children's Books Home

For Ages

8 to – 12

5 Worlds Book 2: The Cobalt Prince is a part of the 5 Worlds collection.

Random House Children's Books Home

Under the Cover

Sign up to hear the latest from all of your favorite Random House series, authors & brands!
—

Random House Kids

Get book recommendations, engaging printable activities, and news about the latest children's titles delivered straight to your inbox. Perfect for parents or caregivers of children aged two–twelve years old (and children's book lovers of all ages!)

Email

First Name

Zip Code

Birthday

By clicking “Submit,” I acknowledge that I have read and agree to Penguin Random House’s Privacy Policy and Terms of Service.