It’s Star Wars time
Well, taking into account that it’s Star Wars time, again, Google released something quite interesting. In few words you can play with a light sabre as your phone and a laptop or PC as a display.
All you need is to access this link and follow the instructions:
You will receive a unique link which you will have to access with your phone (using Chrome). Afterwards you need to calibrate your device and start playing.
Enjoy it and may the force be with you!