
| Order | Book | Date | Rating | |
|---|---|---|---|---|
| 1 | The Mystery at Big Ben | Dec-2005 | 4 | |
| 2 | The Mystery at the Eiffel Tower | Dec-2005 | 0 | |
| 3 | The Mystery at the Roman Colosseum | Mar-2006 | 0 | |
| 4 | The Mystery at the Ancient Pyramids | Mar-2006 | 0 | |
| 5 | The Mystery on the Great Wall of China | Nov-2006 | 1 | |
| 6 | The Mystery on the Great Barrier Reef | Nov-2006 | 1 | |
| 7 | The Mystery at Mount Fuji | Sep-2007 | 0 | |
| 8 | The Mystery in the Amazon Rainforest | Sep-2007 | 0 | |
| 9 | The Mystery at Dracula's Castle | Apr-2008 | 3 | |
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| 10 | The Curse of the Ancient Acropolis | Apr-2008 | 0 | |
| 11 | The Mystery of the Crystal Castle | Aug-2008 | 0 | |
| 12 | The Mystery in Icy Antarctica | Aug-2008 | 0 | |
| 13 | Rip-Roaring Mystery on the African Safari | Apr-2009 | 0 | |
| 14 | The Breathtaking Mystery on Mount Everest | Oct-2009 | 5 | |
| 15 | The Mystery of the Onion Domes | Sep-2013 | 1 | |
| 16 | The Mystery at the Mayan Ruins | Mar-2014 | 0 | |
| 17 | The Mystery of the Taj Mahal | Jun-2014 | 0 | |
| 18 | The Mystery of the Northern Lights | Jul-2014 | 0 | |
| 19 | The Mystery at Machu Picchu | Aug-2016 | 0 | |
| The Creepy Acropolis | Mar-2008 | 0 | ||