if you are struggling with converting American Wire Gauge (AWG) to something more easy to deal with, check out this handy conversion table

Raspberry pi vs Micro Bit - The BBC micro:bit is a different beast to the Raspberry Pi, where the Raspberry Pi is a superb fully functioning LINUX computer that you can plug a keyboard, mouse and monitor into the micro:bit is more like a standalone sensor board that you can program to do very specific tasks. The Micro Bit Language, Where to buy the Micro:Bit, MicroBit Specification and more...