| Sinclair ZX Spectrum cass. |  Estimator Racer | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Family Quiz | 1981 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Fantasy Games | 1981 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Flight Simulation | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Flight Simulation Model G11/S | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Flippit Model G26/S | 198? | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Flug-Simulation | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Fun to Learn Series: Music 1 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Games 1 | 1981 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Games 1 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Games 2 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Games 3 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Games 4 | 1981 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Games 4 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Games 5 Model G5/S | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Geography 1 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Glider | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | History 1 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cart. | Horace & the Spiders Model G24/R | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Horace & the Spiders Model G24/S | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Horace Goes Skiing Model G21/S | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cart. | Hungry Horace Model G13/R | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Hungry Horace Model G13/S | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Inventions 1 | 1982 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. |  Jetpac | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cart. | Jetpac Model G27/R | 1983 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Learn To Read 1 | 198? | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Learn To Read 2 | 198? | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Learn To Read 3 | 198? | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Learn To Read 4 | 198? | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Learn To Read 5 | 198? | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Learning Lab | 1981 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | MacMan and the Caber Eater | 1985 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | MacMan and the Great Escape | 1985 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | MacMan in the Treasure Caves | 1985 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | MacMan's Magic Mirror | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Magnets | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Make-a-Chip Model E6/S | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX Spectrum cass. | Match Point Model 4036 | 1984 | Sinclair Research, Ltd. |
| Sinclair ZX-81 cass. | Mathematics 1 Model E5 | 1982 | Sinclair Research, Ltd. |
