(HW)2-3 ON/OFF Project Practice

When it's On and OFF

1.   
  A drawing on the app on the phone and on the surface of it.

These drawings are made at once. 
  If you want more dramatic drawings on the surface, recommend to apply hand cream or oil on your fingertips.

2.
  When the phone is off, you can create all different patterns and play with the angle and the light.