Dora needs to help a brave girl named Allie save the beautiful Crystal Kingdom from the greedy king who hid all the magic crystals.

"Based on the screenplay written by Chris Gifford." Reprint: Originally published: New York : Simon Spotlight/Nickelodeon, ©2009. "First Scholastic printing, September 2009"--Title page verso. "This edition is available for distribution only through the school market."--Page 4 of cover.