Download or read book Secret Agents (The Backyardigans) written by Nickelodeon Publishing and published by Nickelodeon. This book was released on 2011-02-25 with total page 28 pages. Available in PDF, EPUB and Kindle. Book excerpt: Pablo, Uniqua, and Tyrone are secret agents on a secret mission! Join them as they sneak into the Treasure Museum to return a mysterious bone and get into sticky situations along the way. Based on Nickelodeon's hit series, The Backyardigans!