SQUARE WAVE

Square Wave is designed based on Mathematics and Fibonacci Sequence.

This innovative toy/sculpture is said to have a miraculous effect in providing immediate relaxtion.

Square wave is a unique piece of kinetic design inspired by the Fibonacci sequence, the basic structure that is the make up of every living thing. Just spin it to get surprised by a series of mind-bending optical illusions, and unexpected hypnotizing revolutions.
Source

Gifs' Source