| Asia Capitals Quiz | 0 | - | 4.98 | 695,367 |
| Asia Capital to Country | 0 | - | 4.96 | 126,948 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,889 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,704 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,088 |
| Capitals of the Stans | 0 | - | 4.95 | 26,963 |
| Hong Kong Facts | 0 | - | 4.49 | 29,305 |
| Name a City - European Countries | 0 | - | 4.90 | 65,751 |
| Africa Capitals Quiz | 0 | - | 4.99 | 740,510 |
| Countries that Border China | 0 | - | 4.96 | 263,661 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,059 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 51,138 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,613 |
| Countries that Beat China | 0 | - | 4.85 | 116,216 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,059 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,518 |
| Europe Capital to Country | 0 | - | 4.99 | 251,098 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,336 |
| European Capitals by Map | 0 | - | 4.99 | 140,380 |
| African Capitals by Map | 0 | - | 4.99 | 136,986 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,381 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,718 |
| European Coastal Capitals | 0 | - | 4.95 | 90,905 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,124 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 224,800 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,957 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,911 |
| World Capitals Quiz | 0 | - | 5.00 | 5,087,730 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,043 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,350 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,435 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,620 |
| Official Cities in the UK | 0 | - | 4.89 | 284,819 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,746 |
| North America Capitals Quiz | 0 | - | 4.99 | 220,830 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,781 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,264 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,616 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,349 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,619 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,461 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,494 |
| Random Asian City to Country | 0 | - | 4.56 | 44,564 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 149,672 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,310 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,112 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,592,438 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,317 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,934 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,338 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,002 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,538 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,880 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,640 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,845 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,805 |
| Random European Capital to Country | 0 | - | 4.98 | 191,574 |
| Random European Country to Capital | 0 | - | 4.93 | 165,484 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,768 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,075 |
| Random African Capital to Country | 0 | - | 4.97 | 100,983 |
| Random African Country to Capital | 0 | - | 4.94 | 71,461 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,692 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,460 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,606 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,312 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,507 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,881 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,481 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,673 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,757 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,693,853 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,451 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,039 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,641 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,621 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,758 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,609 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,470 |
| Countries by Capital City | 0 | - | 5.00 | 68,756 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,443 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,882 |
| World Capitals by Proximity | 0 | - | 4.90 | 332,417 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,476 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,222 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,963 |
| Moved Capital Cities | 0 | - | 4.96 | 74,400 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 16,036 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,955 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,037 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,671 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,353 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,206 |
| Which City in Europe? | 0 | - | 4.83 | 107,646 |
| London Geography | 0 | - | 4.47 | 59,764 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,568 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,709 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,619 |
| China Multiple Choice | 0 | - | 4.50 | 37,340 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,014 |
| Asia Map Quiz | 0 | - | 4.99 | 920,455 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,126 |
| North American Sports Cities | 0 | - | 4.83 | 172,723 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,426 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,648 |
| Name a Valid World City | 0 | - | 4.83 | 71,551 |
| Cities by Former Name | 0 | - | 4.83 | 91,782 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,522 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,792 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,474 |
| World Capitals by Map | 0 | - | 5.00 | 287,779 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,536 |
| Random Capital to Country | 0 | - | 4.99 | 2,595,756 |
| Random Country to Capital | 0 | - | 4.98 | 923,662 |
| Capitals Starting With H | 0 | - | 4.91 | 92,790 |
| Capitals Starting With K | 0 | - | 4.88 | 83,846 |
| Capitals Starting With L | 0 | - | 4.81 | 88,308 |
| Capitals Starting With M | 0 | - | 4.93 | 108,171 |
| Capitals Starting With P | 0 | - | 4.88 | 78,419 |
| Capitals Starting With R | 0 | - | 4.87 | 82,039 |
| Capitals Starting With S | 0 | - | 4.90 | 86,019 |
| Capitals Starting With T | 0 | - | 4.85 | 76,367 |
| Capitals Starting With W | 0 | - | 4.87 | 91,427 |
| Capitals Starting With A | 0 | - | 4.97 | 128,375 |
| Capitals Starting With B | 0 | - | 4.89 | 118,793 |
| Capitals Starting With D | 0 | - | 4.93 | 96,693 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 144,983 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,321 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,385,226 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,418 |
| Flags of Asia Quiz | 0 | - | 4.99 | 616,596 |
| Cities in European History #1 | 0 | - | 4.63 | 134,273 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,391 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,813 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,170 |
| Cities in Squares on a Map - Europe | 0 | - | 4.70 | 54,150 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,233 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,800 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,321 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,500 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,203 |
| Which City in Asia? | 0 | - | 4.52 | 51,466 |
| Which City in Canada? | 0 | - | 4.83 | 57,176 |
| Washington D.C. Trivia | 0 | - | 4.45 | 39,060 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,809 |
| Single Vowel Capitals | 0 | - | 4.81 | 14,581 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,747 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,635 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,646 |
| North America Cities by Map | 0 | - | 4.41 | 47,867 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,446 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 215,670 |
| Random European City to Country | 0 | - | 4.69 | 118,124 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,331 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,200 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,475 |
| Former Capitals | 0 | - | 4.88 | 71,549 |
| Capital Cities Chain | 0 | - | 4.84 | 83,026 |
| Coldest World Capitals | 0 | - | 4.95 | 133,689 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,824 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,177 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,048 |
| US States and State Capitals | 0 | - | 4.99 | 163,741 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,811 |
| Geography of Rome | 0 | - | 4.51 | 16,686 |
| Paris City Trivia | 0 | - | 4.31 | 35,580 |
| Venice Trivia | 0 | - | 4.45 | 10,475 |
| Milan Trivia | 0 | - | 4.56 | 15,195 |
| Berlin City Trivia | 0 | - | 4.67 | 13,266 |
| Amsterdam Trivia | 0 | - | 4.46 | 15,828 |
| Rome City Trivia | 0 | - | 4.49 | 20,697 |
| Countries of the Middle East | 0 | - | 4.96 | 201,834 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,333 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,872 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,103 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,424 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,292 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,467 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,494 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,800 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,268 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,536 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,964 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,181 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,450 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,596 |
| South American Cities on the Map | 0 | - | 4.53 | 35,480 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 150,913 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,057 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,510 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,022 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,616 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,947 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,192 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,600 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,221 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,645 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 45,007 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,395 |
| Capital Cities by Body of Water | 0 | - | 4.85 | 57,754 |
