1. Escape from Blood Castle (Tyler/Round. 1984)
- Series Introduction to Book Puzzle
- Tea Trolley to Interweaving Maze
- Elevator Puzzle to Epilogue
2. Curse of the Lost Idol (Waters/Round, 1986)
- Hieroglyph Puzzle to Spot-the-Differences
- Map Puzzle to Final Mysteries
3. Murder on the Midnight Plane (Waters/Round, 1986)
- Airport Terminal Puzzle to Spot-the-Differences
- Decryption Puzzle to Whodunnit?
4. The Incredible Dinosaur Expedition (Dolby/Haw, 1987)
- Present Day to “Death Pit”
- Trail Signs Maze to Museum
5. The Intergalactic Bus Trip (Oliver/Haw, 1987)
- Arcade to Bus Hijack
- Vapour Trails to Earth Again
6. Time Train to Ancient Rome (Waters/Haw, 1988)
- Train Station to Parade
- Soothsayers to Grimbleton
7. Danger at Demon’s Cove (Dolby/Round, 1988)
- Tom’s Yard to Tom’s House
- Tom’s House to The Demon’s Lair
8. Agent Arthur’s Jungle Journey (Oliver/Mounter, 1989)
- Agency HQ to Prison Hut
- Enemy Base to Safehouse
9. Agent Arthur on the Stormy Seas (Oliver/Mounter, 1990)
- Port Pacamac to Tugboat
- Cutlass’ Fortress to Beach
10. The Ghost in the Mirror (Dolby/Haw, 1989)
- Grimstone Park to Upstairs Hallway
- Chase Sequence to Secret Laboratory
- Theatre to Ballroom
11. The Haunted Tower (Leigh/Haw, 1989)
- Port Snoreham to The Tower
- Prison Cell to Port Snoreham
12. Agent Arthur’s Arctic Adventure (Oliver/Mounter, 1990)
- Hudlum Bay to Arctic Excursion
- Alex’s Cabin to Award Ceremony
13. The Vanishing Village (Dixon/Haw, 1990)
- Moor to Diner
- Museum to Manor
- Standing Stones to Wraithe-atte-Mourne
14. Search for the Sunken City (Oliver/Haw, 1989)
- Uncle Ollie’s Hut to Statue of Hero
- Cliff to Treasury
15. Journey to the Lost Temple (Leigh/Blackman, 1989)
16. The Pyramid Plot (Somper/Wingham, 1991)
- Port Azig to Villa at Night
- Crossroads to Burial Chamber