GameSalad Creator is a powerful game development tool for non-programmers. It offers an easy-to-use logic and physics system, visual-based interface, and the ability to share games to the iPhone, iPad, Desktop, and Web. Download the tool to a Mac and start creating games with its extensive behavior library and drag-and-drop interface.
SkyChart III is a planetarium and telescope control program that shows the sky from any location, past or future, on Earth or beyond.
