Example solution for the first Block of the 2017 Workshop for Wearables and the Internet of Things at TUM.
Check out the video: https://www.youtube.com/watch?v=QVICaDDuQBA&feature=youtu.be
The goal of the students was to design a control scheme for a quadcopter using consumer grade smartwatches. The difficulties included server communication and creative sensor processing.
https://www.ldv.ei.tum.de/en/lehre/workshop-on-smart-wearables-for-internet-of-things/