An Ardunio powered robot band
This requires the ArduinoThread library to be installed into your libraries directory.
If you purchase this cheap Arduino knockoff: http://www.ebay.com/itm/251818719331
You need to follow the instructions here: http://kiguino.moos.io/2014/12/31/how-to-use-arduino-nano-mini-pro-with-CH340G-on-mac-osx-yosemite.html and install the Chinese USB driver.
To format a SD card use https://www.sdcard.org/downloads/formatter_4/