About Sky Castle GameSky Castle is a building stacking game. Hit the mouse left click button when the top floor is centered over the building. Each time you lay a floor you earn coins, which can be used to purchase insurance to ensure the next few floors lay correctly. When your timing is off the floors become narrower. Play until you miss the tower and see how many floors you can stack. This is a JavaScript web application which uses cross-platform mobile-friendly HTML. All modern web browsers like Microsoft Edge, Apple Safari, Google Chrome, Mozilla Firefox and Opera should support it. This game works on just about any type of computing device including Microsoft Windows desktop computers, Apple OSX Mac computers, iOS powered tablets and phones like the iPad and iPhone, laptops like the Google Chromebook, and the many types of mobile phones from manufacturers like Samsung which are powered by Google Android.