The Greatest Show Off Earth

From Author Wars - https://authorwars.com/publications/the-greatest-show-off-earth-41055.html

Overview:

Title: The Greatest Show Off Earth
Author: Margaret Mahy
Year: 1996
ISBN-10: 0140379266
Publisher: Puffin / Penguin Books (US)
Price: $4.99
Pages: iv+186
Binding: Trade Paperback
Type: Novel
Title Reference: The Greatest Show Off Earth
Notes: Unknown