價格：免費
檔案大小：56.1 MB
版本需求：系統需求：iOS 7.0 或以後版本。相容裝置：iPhone、iPad、iPod touch。
支援語言：英語
This game tests the users ability to accurately trace two figure 8's with both the left and right hands simultaneously. Varying speeds and directions can be set to ensure that this task can be set to any users' ability. Use this game to train hand steadiness, coordination, attention and smoothness of movement.
支援平台：iPhone, iPad