專為青少年設計的美式英語讀本，共分四個級數。每本故事內容不但引人入勝，更涵蓋了許多重要的議題融會其中。讓青少年在藉由閱讀增進英語程度的同時，也培養並學習更多重要的價值觀。
● 本書程度：Low Intermediate
● 本書字數：約1,900字。
● 內容簡介：One summer, Sofia, her brother, and two friends work as Junior Zookeepers at the local zoo. They all learn a lot about the animals and the zoo. For her final project as a Junior Zookeeper, Sofia helps with the Zoo Parents Program. It's a great success!
● 音檔下載：www.cambridge.org/elt/readersforteens