The Challenge

From Author Wars - https://authorwars.com/publications/the-challenge-281486.html

Overview:

Title: The Challenge
Author: Susan Kearney
Year: 2005
ISBN-10: 0739449516
Publisher: Tor / SFBC
Pages: 384
Binding: Hardcover
Type: Novel
Title Reference: The Challenge
Notes: First hardcover edition. Not listed by Locus1.