| Which City In the United Kingdom? | 0 | - | 4.97 | 94,848 |
| Which City in Canada? | 0 | - | 4.83 | 57,391 |
| Which City in Europe? | 0 | - | 4.83 | 107,968 |
| Asia Capitals Quiz | 0 | - | 4.98 | 699,588 |
| Which City in Asia? | 0 | - | 4.52 | 51,610 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,327 |
| European Cities by Clue | 0 | - | 4.70 | 89,201 |
| Asia Capital to Country | 0 | - | 4.96 | 127,646 |
| Asian Capitals by Map | 0 | - | 4.98 | 64,070 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,249 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,417 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,850 |
| Which City in Germany? | 0 | - | 4.50 | 137,491 |
| Which City in Italy? | 0 | - | 4.68 | 90,615 |
| Which City in France? | 0 | - | 4.67 | 73,422 |
| Which City in Africa? | 0 | - | 4.78 | 58,024 |
| Which City in Spain? | 0 | - | 4.50 | 50,137 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,454 |
| Which City in Latin America? | 0 | - | 4.63 | 47,166 |
| Which City in Australia? | 0 | - | 4.67 | 34,589 |
| Capitals of the Stans | 0 | - | 4.95 | 27,210 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,852 |
| European Cities by Wikipedia Descriptions | 0 | - | 4.43 | 54,911 |
| Asian Cities by Wikipedia Descriptions | 0 | - | 4.53 | 31,376 |
| Which City in the United States? | 0 | - | 4.21 | 57,204 |
| Random Asian City to Country | 0 | - | 4.56 | 44,629 |
| Africa Capitals Quiz | 0 | - | 4.99 | 744,748 |
| Name a City - European Countries | 0 | - | 4.89 | 66,325 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,193 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,307 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,509 |
| Cities by Wikipedia Descriptions #2 | 0 | - | 4.53 | 39,167 |
| U.S. Cities by Wikipedia Descriptions | 0 | - | 4.48 | 34,293 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,616 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 76,256 |
| Europe Capital to Country | 0 | - | 4.99 | 252,415 |
| EU Capitals with No Hints | 0 | - | 4.96 | 147,181 |
| European Capitals by Map | 0 | - | 4.99 | 142,388 |
| African Capitals by Map | 0 | - | 4.99 | 142,465 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 93,055 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 85,316 |
| European Coastal Capitals | 0 | - | 4.95 | 91,443 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 273,098 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 226,074 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,219 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 62,050 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,359 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.93 | 105,035 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,952 |
| Official Cities in the UK | 0 | - | 4.89 | 286,636 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,960 |
| South America Capitals Quiz | 0 | - | 5.00 | 485,410 |
| North America Capitals Quiz | 0 | - | 4.99 | 222,552 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 63,327 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,685 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 120,247 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,642 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 62,025 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,783 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,936 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,214 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 71,060 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 151,649 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 95,195 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 83,313 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 27,208 |
| World Capitals Quiz | 0 | - | 5.00 | 5,111,314 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,752 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,650 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,823 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,891 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,699,938 |
| Random European City to Country | 0 | - | 4.69 | 118,518 |
| Cities that End in G by Clue | 0 | - | 4.54 | 21,791 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,601,366 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,544 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,902 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,602 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 84,143 |
| Random European Capital to Country | 0 | - | 4.98 | 192,282 |
| Random European Country to Capital | 0 | - | 4.93 | 166,013 |
| Random Asian Country to Capital | 0 | - | 4.92 | 97,064 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,528 |
| Random African Capital to Country | 0 | - | 4.97 | 101,425 |
| Random African Country to Capital | 0 | - | 4.95 | 71,841 |
| Melbourne Suburbs | 0 | - | 4.86 | 54,455 |
| Cities that End in T by Clue | 0 | - | 4.70 | 17,685 |
| Word Scramble - U.K. Cities | 0 | - | 4.57 | 65,050 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,812 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 107,140 |
| Random U.S. City to State | 0 | - | 4.45 | 76,987 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,557 |
| Name a City - Asian Countries | 0 | - | 4.36 | 19,695 |
| Name a Valid U.S. City over 100,000 | 0 | - | 4.42 | 40,467 |
| World Capitals by Proximity | 0 | - | 4.91 | 334,247 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,285 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 66,049 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,249 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,788 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,362 |
| Countries that Beat China | 0 | - | 4.85 | 116,856 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 56,531 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,453,099 |
| Asia Map Quiz | 0 | - | 4.99 | 926,168 |
| Topological Map of Asia Quiz | 0 | - | 4.82 | 20,485 |
| Global Cities on a World Map | 0 | - | 4.93 | 137,451 |
| Northernmost Capital Cities | 0 | - | 4.98 | 111,491 |
| Most Remote Capital Cities | 0 | - | 4.92 | 54,047 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 46,293 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 110,361 |
| Same Letter Country and Capital | 0 | - | 4.99 | 158,292 |
| Countries by Capital City | 0 | - | 5.00 | 69,548 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 78,067 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,309 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,912 |
| Moved Capital Cities | 0 | - | 4.96 | 74,702 |
| Random Capital to Country | 0 | - | 4.99 | 2,603,236 |
| World Capitals with a Unique First Letter | 0 | - | 4.83 | 75,841 |
| Random Country to Capital | 0 | - | 4.98 | 929,428 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 151,288 |
| Countries with the Most Hindus | 0 | - | 4.90 | 123,648 |
| Countries that Beat Egypt | 0 | - | 4.91 | 67,166 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,387,767 |
| Flags of Asia Quiz | 0 | - | 4.99 | 621,393 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,537 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,468 |
| North American Sports Cities | 0 | - | 4.82 | 173,250 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,589 |
| Cities in European History #1 | 0 | - | 4.63 | 134,704 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,814 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,468 |
| European Cities by Map #1 | 0 | - | 4.69 | 55,909 |
| U.S. Cities Chain | 0 | - | 4.21 | 35,782 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,234 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 47,019 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,688 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,772 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 103,023 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,563 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,653 |
| Random Cities Near Paris on a Map | 0 | - | 4.55 | 39,813 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,280 |
| Name a Valid World City | 0 | - | 4.85 | 72,089 |
| Cities by Former Name | 0 | - | 4.83 | 92,148 |
| Former Capitals | 0 | - | 4.88 | 71,713 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,963 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,964 |
| Nearest Capital City #1 | 0 | - | 4.83 | 58,024 |
| Capital Cities Chain | 0 | - | 4.84 | 83,478 |
| Solve the Secret Capital City | 0 | - | 4.81 | 164,653 |
| Coldest World Capitals | 0 | - | 4.95 | 134,218 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,929 |
| World Capitals by Map | 0 | - | 5.00 | 289,769 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,890 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 78,227 |
| Europe Capitals - One Minute Sprint | 0 | - | 4.40 | 201,912 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,670 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 69,286 |
| Capitals Starting With H | 0 | - | 4.91 | 93,405 |
| Capitals Starting With K | 0 | - | 4.88 | 84,479 |
| Capitals Starting With L | 0 | - | 4.81 | 96,028 |
| Capitals Starting With M | 0 | - | 4.94 | 109,309 |
| Capitals Starting With P | 0 | - | 4.88 | 79,091 |
| Capitals Starting With R | 0 | - | 4.88 | 82,572 |
| Capitals Starting With S | 0 | - | 4.90 | 86,657 |
| Capitals Starting With T | 0 | - | 4.86 | 76,908 |
| Capitals Starting With W | 0 | - | 4.87 | 91,776 |
| Capitals Starting With A | 0 | - | 4.97 | 129,221 |
| Capitals Starting With B | 0 | - | 4.89 | 119,600 |
| Capitals Starting With D | 0 | - | 4.94 | 97,285 |
| Name a Valid U.S. State Capital #1 | 0 | - | 4.75 | 54,745 |
| US States and State Capitals | 0 | - | 4.99 | 165,772 |
| Hong Kong Facts | 0 | - | 4.49 | 29,365 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,336,682 |
| Countries of the Middle East | 0 | - | 4.96 | 203,149 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,950 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,421 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,658 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 100,030 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,263 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 100,075 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,881 |
| Single Vowel Capitals | 0 | - | 4.83 | 14,754 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,812 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 195,199 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,655 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,636 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,714 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,702 |
| South American Cities on the Map | 0 | - | 4.52 | 35,569 |
| North America Cities by Map | 0 | - | 4.41 | 47,966 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,927 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,263 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,648 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,441 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 49,057 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,156 |
| Random Cities Near Chicago on a Map | 0 | - | 4.52 | 34,594 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,338 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,570 |
