| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Feline Sleepy | Adventure Probe Software |
1998 | English | Solution, Map, Hints |
| Fifteen | Ricardo Dague | 1998 | English | Solution, Map |
| Firebird | Bonnie Montgomery | 1998 | English | Solution |
| Four in One | J. Robinson Wheeler | 1998 | English | Solution |