| 37507 | 20 Tipos de Letras | ZX-Spectrum 48K | Spanish |
| 24 | 20 Tons | ZX-Spectrum 48K | English |
| 23364 | 20 issue 1 | ZX-Spectrum 48K | Russian |
| 23365 | 20 issue 2 | ZX-Spectrum 48K | Russian |
| 23366 | 20 issue 3 | ZX-Spectrum 48K | Russian |
| 23367 | 20 issue 4 | ZX-Spectrum 48K | Russian |
| 23368 | 20 issue 5 | ZX-Spectrum 48K | Russian |
| 10427 | 20-20 Vision | ZX-Spectrum 48K | English |
| 18885 | 20-Veld Rekenen | ZX-Spectrum 48K | Dutch |
| 23369 | 200 issue 1 | ZX-Spectrum 48K | Russian |
| 23370 | 200 issue 2 | ZX-Spectrum 48K | Russian |
| 23371 | 200 issue 3 | ZX-Spectrum 48K | Russian |
| 23372 | 200 issue 4 | ZX-Spectrum 48K | Russian |
| 23373 | 200 issue 5 | ZX-Spectrum 48K | Russian |
| 31003 | 200. Yes, 200 but With da big Balls | ZX-Spectrum 48K | English |
| 23593 | 2001½ - A Space Idiot | ZX-Spectrum 48K | English |
| 25 | 2003 | ZX-Spectrum 48K | English |
| 18842 | 2007 - A Spectrum Oddyssey | ZX-Spectrum 48K | Spanish |
| 31137 | 2010, a Philatelists Odyssey | ZX-Spectrum 48K | English |
| 12234 | 2011 | ZX-Spectrum 48K | English |