Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

Sphero has a new robotic ball, and it's noticeably livelier and more colorful than its older models. The Sphero Bolt will look like the SPRK+ at first until its 8x8 LED Matrix starts moving and ...