| Hatton, Derek - |
| Famous Botanical Gardens of the World (9) | | Multiple Choice | 2008.03.05 |
| Famous Cheese Varieties of the Alps (9) | | Multiple Choice | 2008.05.04 |
| Famous Chess Matches of the 19th Century (8) | | Multiple Choice | 2008.01.03 |
| First Contact with Extraterrestrial Radio Signals (29) | | Multiple Choice | 2008.06.19 |
| First Documented UFO Sightings in Modern History (36) | | Multiple Choice | 2008.03.21 |
| First Known Uses of Binary Code (8) | | Multiple Choice | 2008.12.10 |
| Forgotten Empires of the Ancient World (49) | | Multiple Choice | 2008.11.12 |
| Fossilized Footprints and Their Secrets (9) | | Multiple Choice | 2008.08.28 |
| History of Chocolate Coins (8) | | Multiple Choice | 2008.03.04 |
| History of Competitive Yoyoing (18) | | Multiple Choice | 2008.09.01 |
| History of Food Canning: War and Innovation (9) | | Multiple Choice | 2008.11.05 |
| History of Glow-in-the-Dark Paint (15) | | Multiple Choice | 2008.02.16 |
| History of Lunar Calendars (9) | | Multiple Choice | 2008.02.14 |
| History of Submarine Cable Technology (8) | | Multiple Choice | 2008.03.15 |
| How Cats Became Domesticated (23) | | Multiple Choice | 2008.05.11 |
| How the Compass Revolutionized Navigation (8) | | Multiple Choice | 2008.01.10 |
| How Volcanoes Inspired Ancient Myths (8) | | Multiple Choice | 2008.11.16 |
| Innovations in Aqueduct Technology (8) | | Multiple Choice | 2008.02.03 |
|