價格：免費
檔案大小：144 MB
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
Simple rules.
1. Find trio of blocks that have either all same, or all different sets of properties.
2. Repeat.
Rules are simple, but it can be as frustrating as it is addictive.
Two different game modes. New blocks and symbols get added as you reach high scores.
Test and improve your focus, processing speed, and other areas of cognitive ability. Help keep your brain in shape while having fun.
支援平台：iPhone, iPad