| Inst.A-1 | 3D Maze | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 12" | - Full version |
| Inst.A-2 | Reloj Magico, El [Interrupt Driven Clock] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 12" | - Full version |
| Inst.A-3 | Defence | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 12" | - Full version |
| Inst.A-4 | The Typical Computer Shop | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 12" | - Full version |
| Inst.A-5 | Ataquete Estelar [Stellar Attack] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 12" | - Full version |
| Inst.A-6 | Telefonos | | - original release | - Full version |
| Inst.A-7 | Ski-Run | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 13" | - Full version |
| Inst.A-8 | Puzzle | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 13" | - Full version |
| Inst.A-9 | Snaker | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 13" | - Full version |
| Inst.A-10 | Convoy | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 10" | - Full version |