Jeff recommended Mark Rober to us in class and it recalled my fascination to engineers before. Having watched several videos of him, I'm impressed by the problem solving capabilities he has (especially in this one), which is also an important things for designers in a same and different way. So, really got a lot of inspirations from him.



Tried to adjust the radius of a circle with a potentiometer at first. And then applies it to a former balloon sketch.

See code here and here :)