[Kirill] wrote in to share his ATtiny hack, a 4x4x LED cube. The 64 LED display is a great choice to fully utilize the hardware he chose. It’s multiplexed by level. Each of the four levels are wired ...

Sure, the physical build itself looks great, but it’s what [Michael] did with the firmware that impresses us the most. He’s using an Arduino Mega to drive the 7x7x7 cube and manages to squeeze out ...

It’s strange how things work out sometimes. For example, way back in the mists of time, I visited a local electronics flea market and picked up an Arduino-ish-based 4x4x4 3D LED cube kit. In fact, it ...