價格：免費
檔案大小：1.2 GB
版本需求：需要 iOS 8.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
A musical illustrated storybook about a den of troll babies hidden deep in the forest.
Uncover an ancient genre of music known as troll folk.
This interactive musical picture book app will take you on a journey through the strange and wondrous world of troll babies.
支援平台：iPhone, iPad