A micro:bit, battery pack and micro USB cable, plus a suitable computer for programming. 1 small servo motor (eg a SG90 3,3v servo) 3 crocodile clip leads. 3 breadboard jumper wires. Step One ...

which was a bit too wide for common solderless breadboards. Since then I started over, having fixed the width problem, and ended up with a module that looks decidedly… cuter. To back up a ...

[c0pperdragon] set himself the task of designing a very capable 8-bit CPU using just 74HC type logic chips on a large plug-in breadboard. To emphasize the “bread” theme, he put the whole thing ...