The Beagles are open-hardware, open-software tiny computers. Beaglebone gives the same advantage of using a PC while saving big time on the space which bulky computers occupy. They are used by students to learn programming, hobbyists and enthusiasts for realising creative use cases and developers for providing engineering or business solutions.
This video tutorial will walk you through connecting your personal computer with the internet to start with, so that your board could be used for various projects.