| Asia Capitals Quiz | 0 | - | 4.98 | 697,071 |
| Asia Capital to Country | 0 | - | 4.96 | 127,184 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,595 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,069 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,244 |
| Capitals of the Stans | 0 | - | 4.95 | 27,057 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,373 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,319 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,706 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,041 |
| Name a City - European Countries | 0 | - | 4.90 | 65,943 |
| Countries that Border China | 0 | - | 4.96 | 263,940 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,246 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,787 |
| Europe Capital to Country | 0 | - | 4.99 | 251,558 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,650 |
| European Capitals by Map | 0 | - | 4.99 | 141,400 |
| African Capitals by Map | 0 | - | 4.99 | 141,405 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,110 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,634 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,977 |
| European Coastal Capitals | 0 | - | 4.95 | 91,084 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,743 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,287 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,055 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,248 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,769 |
| Countries that Beat China | 0 | - | 4.85 | 116,488 |
| World Capitals Quiz | 0 | - | 5.00 | 5,095,579 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,870 |
| Hong Kong Facts | 0 | - | 4.49 | 29,323 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,707 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,670 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,738 |
| Official Cities in the UK | 0 | - | 4.89 | 285,449 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,934 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,856 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,458 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,975 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,397 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,828 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,461 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,771 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,576 |
| Random Asian City to Country | 0 | - | 4.56 | 44,585 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,595,547 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,697 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,592 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,317 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,448 |
| Random World Capitals on a Map | 0 | - | 4.93 | 135,342 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,247 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,436 |
| Japan Country Quiz | 0 | - | 4.93 | 143,072 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,324 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,624 |
| Global Cities on a World Map | 0 | - | 4.93 | 136,982 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,778 |
| Northernmost Capital Cities | 0 | - | 4.98 | 110,901 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,798 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,984 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 109,916 |
| Same Letter Country and Capital | 0 | - | 4.99 | 157,790 |
| Countries by Capital City | 0 | - | 5.00 | 69,075 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 77,642 |
| Capitals of the Largest Countries by Area | 0 | - | 4.96 | 115,053 |
| World Capitals by Proximity | 0 | - | 4.91 | 333,080 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 131,143 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 84,627 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,244 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,714 |
| Moved Capital Cities | 0 | - | 4.96 | 74,522 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,159 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,948 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,859 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,901 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,742 |
| Random European Capital to Country | 0 | - | 4.98 | 191,830 |
| Random European Country to Capital | 0 | - | 4.93 | 165,662 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,875 |
| Random Asian Capital to Country | 0 | - | 4.97 | 103,260 |
| Random African Capital to Country | 0 | - | 4.97 | 101,142 |
| Random African Country to Capital | 0 | - | 4.94 | 71,611 |
| Melbourne Suburbs | 0 | - | 4.86 | 53,984 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,568 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,705 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,410 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,604 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,027 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,450,996 |
| Asia Map Quiz | 0 | - | 4.99 | 922,836 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,623 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,696,046 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 106,726 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 73,186 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,995 |
| Random African Capitals on a Map | 0 | - | 4.96 | 55,113 |
| Random European Capitals on a Map | 0 | - | 4.97 | 135,219 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,485 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,250 |
| Which City in Europe? | 0 | - | 4.83 | 107,757 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,732 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,738 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,101 |
| China Multiple Choice | 0 | - | 4.50 | 37,374 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,274 |
| North American Sports Cities | 0 | - | 4.83 | 172,939 |
| Summer Olympic City Bids | 0 | - | 4.94 | 42,492 |
| Cities in European History #1 | 0 | - | 4.63 | 134,431 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,423 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,851 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,188 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,789 |
| Cities in Squares on a Map - Europe | 0 | - | 4.69 | 54,329 |
| Name a Valid World City | 0 | - | 4.84 | 71,735 |
| Cities by Former Name | 0 | - | 4.83 | 91,897 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,596 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,876 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 69,620 |
| World Capitals by Map | 0 | - | 5.00 | 288,567 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,673 |
| Random Capital to Country | 0 | - | 4.99 | 2,598,259 |
| Random Country to Capital | 0 | - | 4.98 | 925,447 |
| Capitals Starting With H | 0 | - | 4.91 | 92,914 |
| Capitals Starting With K | 0 | - | 4.88 | 83,968 |
| Capitals Starting With L | 0 | - | 4.81 | 88,423 |
| Capitals Starting With M | 0 | - | 4.93 | 108,397 |
| Capitals Starting With P | 0 | - | 4.88 | 78,540 |
| Capitals Starting With R | 0 | - | 4.87 | 82,137 |
| Capitals Starting With S | 0 | - | 4.90 | 86,131 |
| Capitals Starting With T | 0 | - | 4.85 | 76,467 |
| Capitals Starting With W | 0 | - | 4.87 | 91,489 |
| Capitals Starting With A | 0 | - | 4.97 | 128,552 |
| Capitals Starting With B | 0 | - | 4.89 | 118,949 |
| Capitals Starting With D | 0 | - | 4.93 | 96,815 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 149,000 |
| Which City in Asia? | 0 | - | 4.52 | 51,515 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,399 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,146 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,669 |
| Single Vowel Capitals | 0 | - | 4.82 | 14,651 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,060 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,322 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,802 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,698 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 46,708 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 216,039 |
| Cities with the Biggest Economies | 0 | - | 4.91 | 131,485 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 113,414 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,243 |
| Former Capitals | 0 | - | 4.88 | 71,605 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,865 |
| Capital Cities Chain | 0 | - | 4.84 | 83,181 |
| Coldest World Capitals | 0 | - | 4.95 | 134,062 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,959 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 91,354 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 68,492 |
| Random State Capital to U.S. State | 0 | - | 4.85 | 89,590 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,629 |
| Which City in Canada? | 0 | - | 4.83 | 57,267 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,825 |
| Countries of the Middle East | 0 | - | 4.96 | 202,228 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,556 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,093 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,334 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,700 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,973 |
| China Country Quiz | 0 | - | 4.37 | 122,701 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,596 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,805 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,295 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,623 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 73,030 |
| Cities with the Most Foreign Embassies | 0 | - | 4.69 | 47,209 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,662 |
| North America Cities by Map | 0 | - | 4.41 | 47,898 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.46 | 44,483 |
| Random European City to Country | 0 | - | 4.69 | 118,255 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 23,628 |
| US States and State Capitals | 0 | - | 4.99 | 164,592 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,826 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,249 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,957 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,339 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,385 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,513 |
| South American Cities on the Map | 0 | - | 4.52 | 35,518 |
| 1M Cities by Proximity - United States | 0 | - | 4.63 | 151,597 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 41,133 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,555 |
| Divided World City Name Puzzle #1 | 0 | - | 4.84 | 49,148 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,767 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 49,029 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,251 |
| Name a City - Asian Countries | 0 | - | 4.36 | 19,631 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 37,322 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,464 |
| Every City in Colorado on a Map | 0 | - | 4.49 | 13,414 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 14,098 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,693 |
