價格：免費
檔案大小：83.2 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Sharpen your mental ability with a simple but challenging game! Complete as many problems as possible in 60 seconds, and beat your high scores.
支援平台：iPhone
價格：免費
檔案大小：83.2 MB
版本需求：需要 iOS 9.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Sharpen your mental ability with a simple but challenging game! Complete as many problems as possible in 60 seconds, and beat your high scores.
支援平台：iPhone