價格：免費
更新日期：2016-05-24
檔案大小：23M
目前版本：1.0.3
版本需求：Android 4.0 以上版本
官方網站：http://www.psdpal.org
Email：apps@psdpal.org
This game consists of 30 stages, each includes shapes with different weights appear on the seesaws; un each stage the player should select the shape with the heavier weight, after analyzing the relations between them. These stages are fun and depend on the ability to analyze and connectivity. A player can also control the 3D game environment.
