| Asia Capitals Quiz | 0 | - | 4.98 | 695,187 |
| Asia Capital to Country | 0 | - | 4.96 | 126,918 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,708 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,697 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,063 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,581 |
| Capitals of the Stans | 0 | - | 4.95 | 26,945 |
| Name a City - European Countries | 0 | - | 4.90 | 65,715 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,233 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,726 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,046 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,057 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,131 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,028 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,475 |
| Former Capitals | 0 | - | 4.88 | 71,539 |
| Europe Capital to Country | 0 | - | 4.99 | 251,037 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,286 |
| European Capitals by Map | 0 | - | 4.99 | 140,160 |
| African Capitals by Map | 0 | - | 4.99 | 134,279 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,349 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,689 |
| European Coastal Capitals | 0 | - | 4.95 | 90,877 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,050 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,722 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,943 |
| Cities in European History #1 | 0 | - | 4.63 | 134,251 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,723 |
| South America Capitals Quiz | 0 | - | 5.00 | 482,932 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,311 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,405 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,607 |
| Official Cities in the UK | 0 | - | 4.89 | 284,727 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,722 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,762 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,768 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,248 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,586 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,326 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,446 |
| Modern Day Countries of the Mughal Empire on a Map | 0 | - | 4.42 | 33,722 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,462 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,581 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,286 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,091 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,004 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,306 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,785 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,891 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,318 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,835 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,625 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,828 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,795 |
| Random European Capital to Country | 0 | - | 4.98 | 191,542 |
| Random European Country to Capital | 0 | - | 4.93 | 165,466 |
| Random African Capital to Country | 0 | - | 4.97 | 100,967 |
| Random African Country to Capital | 0 | - | 4.94 | 71,435 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,631 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,821 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,448 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,460 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,650 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,530 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,368 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,016 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,617 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,601 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,732 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,575 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,434 |
| Countries by Capital City | 0 | - | 5.00 | 68,719 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,421 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 114,861 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,358 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,454 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,217 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,953 |
| Moved Capital Cities | 0 | - | 4.96 | 74,391 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,035 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,949 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,006 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,664 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,343 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,199 |
| Which City in Europe? | 0 | - | 4.83 | 107,622 |
| Hindu Countries | 0 | - | 4.86 | 50,332 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,544 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,139 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,600 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,113 |
| North American Sports Cities | 0 | - | 4.83 | 172,703 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,422 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,625 |
| Name a Valid World City | 0 | - | 4.83 | 71,530 |
| Cities by Former Name | 0 | - | 4.83 | 91,768 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,511 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,781 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,457 |
| World Capitals by Map | 0 | - | 5.00 | 287,649 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,515 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,471 |
| Random Country to Capital | 0 | - | 4.98 | 923,394 |
| Capitals Starting With H | 0 | - | 4.91 | 92,768 |
| Capitals Starting With K | 0 | - | 4.88 | 83,821 |
| Capitals Starting With L | 0 | - | 4.81 | 88,289 |
| Capitals Starting With M | 0 | - | 4.93 | 108,136 |
| Capitals Starting With P | 0 | - | 4.88 | 78,399 |
| Capitals Starting With R | 0 | - | 4.87 | 82,017 |
| Capitals Starting With S | 0 | - | 4.90 | 86,005 |
| Capitals Starting With T | 0 | - | 4.84 | 76,352 |
| Capitals Starting With W | 0 | - | 4.87 | 91,421 |
| Capitals Starting With A | 0 | - | 4.97 | 128,352 |
| Capitals Starting With B | 0 | - | 4.89 | 118,770 |
| Capitals Starting With D | 0 | - | 4.93 | 96,674 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,969 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,027 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,387 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,805 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,908 |
| Cities Founded by the French in North America | 0 | - | 4.50 | 40,443 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,165 |
| Cities in U.S. History #1 | 0 | - | 4.31 | 45,472 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,116 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,276 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,481 |
| Which City in Canada? | 0 | - | 4.83 | 57,167 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,114 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,570 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,654 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,928 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,212 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,831 |
| 50 Biggest Cities in 1920 on a World Map | 0 | - | 4.99 | 78,111 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,555 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,327 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,954 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,359 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,664 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,447 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,630 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,638 |
| North America Cities by Map | 0 | - | 4.41 | 47,860 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,389 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,612 |
| Random European City to Country | 0 | - | 4.69 | 118,086 |
| Random Asian City to Country | 0 | - | 4.56 | 44,564 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,288 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,118 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,456 |
| Capital Cities Chain | 0 | - | 4.84 | 83,008 |
| Coldest World Capitals | 0 | - | 4.95 | 133,679 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,805 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,161 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 67,989 |
| US States and State Capitals | 0 | - | 4.99 | 163,688 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,723 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,444 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,751 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,614 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,450 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,243 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,950 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,266 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,522 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,961 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,179 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,446 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,587 |
| South American Cities on the Map | 0 | - | 4.53 | 35,477 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,751 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,879 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,045 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,506 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,006 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,602 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,938 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,182 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,206 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,631 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,005 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,384 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,746 |
| Most Guessed Capitals on JetPunk | 0 | - | 4.87 | 126,783 |
| European Capitals with the Least Sunshine | 0 | - | 4.46 | 50,403 |
| Word Scramble - European Capitals | 0 | - | 4.70 | 94,325 |
| Capitals of Countries with the Biggest Economies | 0 | - | 4.93 | 95,274 |
| Flags to Capitals #1 | 0 | - | 4.96 | 58,632 |
| Flags to Capitals #2 | 0 | - | 4.95 | 44,538 |
| Five Most Guessed Capital Cities by Continent | 0 | - | 4.86 | 94,311 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,015 |
| Capital Cities with the Least Precipitation | 0 | - | 4.89 | 29,245 |
| Random U.S. State Capitals on a Map | 0 | - | 4.92 | 104,272 |
| The Only Country ... | 0 | - | 4.91 | 81,466 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,390 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,595 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,169 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.92 | 118,798 |
| Lonely Planet Top 200 Cities | 0 | - | 4.52 | 221,350 |
| Ancient City to Country | 0 | - | 4.70 | 108,167 |
