| Type | Title | Year | Publisher |
|---|---|---|---|
| Acorn BBC Micro B disk | 🟩 First Filer | 1986 | Chalksoft Ltd. |
| Acorn BBC Micro B disk | 🟩 Keyboard Player | 1986 | Chalksoft Ltd. |
| Sinclair ZX Spectrum cass. | 🟩 Letters | 1984 | Chalksoft Ltd. |
| Sinclair ZX Spectrum cass. | 🟩 Pascal's Triangle | 1983 | Chalksoft Ltd. |
| Sinclair ZX Spectrum cass. | 🟩 Sequences | 1984 | Chalksoft Ltd. |