Barbie has been helping plant new trees and create waterholes for the wildlife at a new nature reserve. But at the grand opening of the reserve, everyone wants to know what inspired her to help. So, Barbie tells the story of Thumbelina, who lived and played among the beautiful flowers and trees in Twillerbee. One day, humans come with monstrous machines to build a factory, and suddenly Thumbelina's home is in danger. Find out what happened to Thumbelina and her Twillerbee home in this exciting storybook. There are also lots of finger puppets of Thumbelina and her friends for you to play with and act out the story!