價格：免費
檔案大小：40.2 MB
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
Who invented the Alphabet ? The first plane? The steam engine ? Who first used water power?
From the discovery of fire to space exploration, learn about the inventions and discoveries that have made history!
We take your privacy very seriously. Our apps:
- Do not collect information
- Do not contain ads
- Do not contain in-app purchases
- Do not use analytics / data collecting tools
支援平台：iPhone, iPad