How devices are powered wirelessly, wearable HD display, build an Arduino proximity sensor to avoid running into people, quick 3D prototyping, and flexible circuit boards.
What the easiest way to get hurt playing Pokemon? By walking into things as you travel with your head in your phone.
We're going to help you avoid walking into windows, glass doors, telephone poles, people, and potentially body-breaking traffic. Arduino (I'd suggest a Mini or Nano) ~$2-3 Ultrasonic Sensor (HC-SR04) ~$1 Motor Shaker https://dl.dropboxusercontent.com/u/9042212/KH229_PokemonStop_Rev1.zip
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