SHOWN ABOVE:
Cheap USB Keyboard (the cheaper they are, the better they perform).
Logitech USB Mouse (any USB mouse will work, again, simpler is better).
The MakerSpot Micro USB OTG (On-The-Go) Hub for Raspberry Pi.
Ron McAdams's PicoMac board that was assembled with great care that includes:
... and a removable header(black part that interconnects the PicoMac board and the Raspberry PI).
ADDITIONAL RESOURCES: