| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Nameless One, The | Adventure Probe Software |
1999 | English | Solution, Map, Hints |
| Nostradamus's Onion Sandwich | David A. Cornelson | 1999 | English | Solution, Map |
| Not Just an Ordinary Ballerina | Jim Aikin | 1999 | English | Solution, Map |