It is similar to Lego, small plastic pieces which are assembled to create complex structures.
Children could build skyscrapers, research laboratories and pharmaceutical factories.
Super City is made of plastic frames which connect at the edges with grooves and studs into which fit a variety of wall panels.
However Super City proved too complicated for young children, and it was almost impossible for small fingers to work with.
He also stated that Super City was "the best building kit ever made, possibly even better than Lego".