Computer Scrabble by Sinclair Research for ZX Spectrum on cassette. Untested.

Survival by Sinclair Research for ZX Spectrum on cassette tape. Untested.

Make-a-Chip by Sinclair Research for ZX Spectrum on cassette tape. Untested.

Chess by Sinclair Research for ZX Spectrum on cassette. Untested.

Tiny Touch 'N' Go by Sinclair Research for ZX Spectrum on cassette. Untested.

Chequered Flag by Sinclair Research for ZX Spectrum on cassette tape. Untested.

Alien Destroyer by Sinclair for ZX Spectrum on cassette tape. Untested.

Crazy Golf by Sinclair for Sinclair ZX Spectrum on cassette tape. Untested.