| | Inst.A-1 | Sintetizador de Voz [Speakeasy] | (1982) | by Quicksilva Ltd (UK) | - Demo version |
| | Inst.A-2 | Alunizaje [Moonlander] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 06" | - Full version |
| | Inst.A-3 | Leyendo al Reves [Sideways Look] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 01" | - Full version |
| | Inst.A-4 | Bombardeo [Bomber] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 04" | - Full version |
| | Inst.A-5 | Tablero de Ajedrez [Chessboard] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 01" | - Full version |
| | Inst.A-6 | Aliens | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 01" | - Full version |
| | Inst.A-7 | Trampa de Ratones [Mouse Trap] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 05" | - Full version |
| | Inst.A-8 | Codigo Morse [Morse Manipulator] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 01" | - Full version |
| | Inst.A-9 | Reactores [ZX-Reactor] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 01" | - Full version |
| | Inst.A-10 | Golf [Glenagleys] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 06" | - Full version |
| | Inst.A-11 | Pantalla Encantada [Advertising Display Utility] | | by Spectrum Computing (UK) - within e-magazine "Spectrum Computing 05" | - Full version |
