| Title | Publisher | Year | Language | Documents |
|---|---|---|---|---|
| Feeding Time | Doreen Bardon, Karen Tyers | ? | English | |
| First Times | ? | 2012 | English | |
| Fish Fingers and the Time Crystals | ? | ? | English | Solution |
| Fixing Time: A Hack & Makerspace Adventure | Richard Pettigrew | 2025 | English | Map |
| Fortress at Time's End, The | 80-Northwest Publishing, Virgin Books | 1981 | English | Solution, Map |
| Fortress of Time | Andrew M. Flintham | 1992 | English |