Need help parking your car? Look no further. The DIY parking sensor will alert you when you are completely in the space.
Automated parking system using RFID and Ultrasonic sensors.
A DeLorean security system to prevent uninvited drivers.
Internet controlled Hovercraft
A mesh of open devices monitoring railway crossings "open-closed" status.
A GPS tracker for your car, motorcycle, bike and flying saucer, with data storage and map visualization. Not too hard, but no easy either...