In a recent article, we mentioned that Coursera was one of the major tools being used in education in the United States. Coursera is a huge, open educational web-based training platform which offers online classes for a wide variety of courses and subjects, including web development, information technology, programming, entrepreneurship, and more. Coursera is a non-profit organization and is hosted by the University of Illinois at Urbana-Champaign. The free classes on Coursera include subjects like psychology, computer science, computer engineering, and applied mathematics. There are also many other programs offered on Coursera that you can take as well. For example, they offer a very popular program that is called "Learn to Code", which is a free class for beginners to intermediate computer users. Now, let's take a closer look at the applications available for Android. The applications are based on the Android platform, which Google, the company that creates Android, created and originally designed. Google has released a number of different versions of Android, each with its own features and capabilities. The biggest feature of Android is the ability to download applications. Applications are available for any number of different types of devices. They include: browsers, messaging, browsers for other devices, and gaming.