價格：免費
更新日期：2016-03-03
檔案大小：1.1 MB
目前版本：1.3
版本需求：需要 iOS 6.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Use your working memory in a unique math brain game. Can you choose one number from each column and each row so that they add up to a specified number? The game is as easy as that, but it's surprisingly challenging and engaging. Have fun and keep sharp.
支援平台：iPhone