價格：免費
更新日期：2014-08-26
檔案大小：6.8 MB
目前版本：3.1
版本需求：需要 iOS 6.1 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
This game challenges you to find forks and skewers in chess. It's not a chess playing game but rather a drill to help you recognize common chess tactics quickly. Use it everyday to become a stronger chess player.
支援平台：iPhone, iPad