An original and mesmerizing design by award winning artist Ivan Black, inspired by the Fibonacci sequence. Square Wave is a kinetic art piece entirely made of metal wire that creates fluid and rhythmic movements just with a twist of the wrist, inviting the users to interact with it. This very Square Wave can be also found at the MoMA Museum in New York and Tokyo, or the MOCA in Los Angeles. Ivan Black (b. 1972) London, began making sculptures at an early age, motion quickly becoming central to h