How amazing is this video? A bunch of paper origamis dancing on the rhythm of the music! Ugoita (the creator) says:
(…)the mechanism is simple, using “electromagnet” to move the feet of the crane.
It doesn’t stop there. He also created this umbrella called “Musical Rain”, where various sounds and different colored LED bulbs respond depending on where the rain dropped. Beautiful:
Visit his website for more ideas, clicking here.