| Series | # | Rating | Takes | |
|---|---|---|---|---|
| Flags - Sudden Death | 10 | 2 | 4.75 | 41,757 |
| A-Z | 38 | 1 | 4.80 | 23,498 |
| Minecraft | 16 | 0 | 4.92 | 14,791 |
| Olympics | 10 | 1 | 4.66 | 3,552 |
| U.S. States | 16 | 1 | 4.92 | 2,702 |
| Popes | 4 | 0 | – | 2,012 |
| Countries with Colours on their Flag | 8 | 0 | – | 710 |
| Chess | 5 | 0 | – | 503 |
| World Wars | 4 | 0 | – | 307 |
| Golf Calls | 2 | 0 | – | 277 |
| Letters - Sudden Death | 2 | 0 | – | 211 |
| Most Powerful Countries | 4 | 0 | – | 209 |
| Countries/U.S. States Visited - Sudden Death | 4 | 0 | – | 207 |
| Countries That Border | 5 | 0 | – | 205 |
| Currencies | 6 | 0 | – | 196 |
| World Capitals | 5 | 0 | – | 192 |
| London Underground | 6 | 0 | – | 181 |
| Scrabble | 3 | 0 | – | 135 |
| Passports | 3 | 0 | – | 115 |
| U.S. States Bordering | 4 | 0 | – | 112 |
| U.S. War | 2 | 0 | – | 105 |
| Landlocked Muslim Countries | 2 | 0 | – | 100 |
| Countries Under - Sudden Death | 3 | 0 | – | 81 |
| Created By Letters | 2 | 0 | – | 81 |
| Names | 2 | 0 | – | 76 |
| Symmetrical Flags | 2 | 0 | – | 65 |
| Demonyms | 3 | 0 | – | 37 |