| Software list: | Sinclair ZX81 cassettes (zx81_cass) |
|---|---|
| Short name: | geometr1 |
| Year: | 1982 |
| Publisher: | Timex |
| Supported: | Yes |
| language: | English |
| Short name | Description | Year | Publisher | Supported |
|---|---|---|---|---|
| geomtria | Geometria I | 1982 | Timex Portugal | Yes |
| Short name: | cass1 |
|---|---|
| Interface: | zx81_cass |