Quantity   Component name
1 × Parallax Propeller 40 pin DIP
1 × EEPROM 32 KB stores the program for the Propeller chip
1 × Adafruit ultimate GPS breakout module
1 × SD card module from tdus (AFAIK not longer sold) ; other modules will work too but need some other wiring
3 × IR receiver TSOP 4838 works on 3V
3 × IR LED 950nm
2 × phototransistor
2 × small gear motors
1 × L298 compact motor driver (Solarbotics)
2 × wheels fitting to gear motor shaft