Title	Year	Released at	Platform
Improvisation #17 by Ivan Roshin	2004	Forever 2004	ZX Spectrum
Improvisation #16 by Ivan Roshin	2003	Forever 2003	ZX Spectrum
Improvisation 13 by Ivan Roshin	2003	Antique Toy 2003	ZX Spectrum
Improvisation #10 by Ivan Roshin	2002	Forever 2002	ZX Spectrum
Improvisation #12 by Ivan Roshin	2002	Millennium 1902	ZX Spectrum
Improvisation #14 by Ivan Roshin	2002	Paradox 2002	ZX Spectrum
Improvisation #15 by Ivan Roshin	2002	CAFe 2002	ZX Spectrum
Improvisation #8 by Ivan Roshin	2002	Forever 2002	ZX Spectrum

Improvisation #5