利用VB製作的碰碰球遊戲，時間越長表示越厲害，還加入了重力因素讓遊戲性更豐富-VB produced by the use of bumper ball games, the longer that the more powerful, but also joined the gravity factor of the game more

android一个游戏开发的范例，为迷宫小球，可从中学习重力感应和基本的游戏原理-android game development example, the maze ball, you can learn the gravity sensing and basic game theory