價格：免費
檔案大小：4.3 MB
版本需求：需要 iOS 10.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
GCSEPod presents these fun, colourful, and educational stickers straight from the pages of Arthur Conan Doyle’s famous Sherlock Holmes story, The Sign of Four. Let your friends know what you’re revising, and feel more involved in the fictional world that you’re studying.
支援平台：iPhone, iPad