| Leonard, Alexandria - |
| The Ancient Tradition of Firewalking (8) | | Multiple Choice | 2011.10.16 |
| The Creation of the First Animated Film (36) | | Multiple Choice | 2011.10.24 |
| The Cultural Evolution of the Birthday Cake (9) | | Multiple Choice | 2011.06.10 |
| The Cultural Impact of Bubble Wrap (17) | | Multiple Choice | 2011.11.03 |
| The Cultural Significance of Origami in Japan (8) | | Multiple Choice | 2011.09.15 |
| The Cultural Significance of the Pomegranate (9) | | Multiple Choice | 2011.11.16 |
| The Differences Between Mammals and Birds (9) | | Multiple Choice | 2011.10.10 |
| The Different Forms of Energy (8) | | Multiple Choice | 2011.08.10 |
| The Different Types of Animals (21) | | Multiple Choice | 2011.09.11 |
| The Different Types of Rocks (37) | | Multiple Choice | 2011.07.11 |
| The Discovery and Uses of Gallium in Modern Technology (26) | | Multiple Choice | 2011.03.28 |
| The Discovery of Penicillin: Accidental Innovations (18) | | Multiple Choice | 2011.07.25 |
| The Discovery of Pluto and Its Reclassification (27) | | Multiple Choice | 2011.05.10 |
| The Dodo’s Extinction and Its Ecological Impact (20) | | Multiple Choice | 2011.03.23 |
| The Evolution of the Double-Entry Bookkeeping System (8) | | Multiple Choice | 2011.02.08 |
| The Evolution of the Mascot in Sports Culture (9) | | Multiple Choice | 2011.12.15 |
| The history and chemistry of fireworks (9) | | Multiple Choice | 2011.03.09 |
| The History of Bread as a Symbol of Civilization (8) | | Multiple Choice | 2011.10.16 |
|