Long before electricity was a common household utility, humanity had been building machines to do many tasks that we’d now just strap a motor or set of batteries onto and think nothing of it.

Shadowman39, a K'nex enthusiast who posts to YouTube and Instructables has built a fully mechanical 8-bit computer using K'nex parts. The computer uses a simple architecture and will load programs ...

Building a simple 8-bit computer is a great way to understand computing fundamentals, but there’s only so much you can learn by building a system around an existing processor. If you want to learn ...