| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Search for the Lost Ark | Garry Francis | 2023 | English | Solution, Map |
| Secret in the Mithraeum, The | Eric Mayer | 1999 | English | Solution, Map |
| Secret Mission Radio | BIBLEchip | 1986 | English | |
| Sojourner, The | Tim Gibson | ? | English | |
| SpeedIF 19 | Harry Hol | 2003 | English | Solution, Map |
| Star Quest | Church Army Resource Centre | 1984 | English |