| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Captive | Interface Publications | 1983 | English | Solution, Hints |
| Circus | Channel 8 Software |
1982 | English | Solution, Map, Hints |
| Cloak of Darkness | Roger Firth | 1999 | English | Solution, Map |
| Coffee Adventure | BBC Publications | 1984 | English | Solution, Map |