Cheap second-hand hardware is usually a fertile ground for hacking, and by looks of this project, the digital classroom aids that were all the rage a few years back are no exception. [is0-mick] writes ...

Jumping into the world of open source Arduino hardware can be intimidating. One Ars reader is braving the process so you don't have to do it alone, beginning with acquiring the right tools.

With Arduino, it’s possible to build almost anything you can imagine. Whether it’s wearables, apps, or robots, the freedom Arduino offers can be liberating or intimidating, depending on your skill ...