| Asia Capitals Quiz | 0 | - | 4.98 | 690,854 |
| Asia Capital to Country | 0 | - | 4.96 | 126,444 |
| Asian Capitals by Map | 0 | - | 4.98 | 62,050 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,490 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,678 |
| Capitals of the Stans | 0 | - | 4.95 | 26,727 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 146,952 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 93,384 |
| China Cities Map Quiz | 0 | - | 4.94 | 104,890 |
| Africa Capitals Quiz | 0 | - | 4.99 | 735,649 |
| Name a City - European Countries | 0 | - | 4.90 | 65,172 |
| Countries that Border China | 0 | - | 4.96 | 262,821 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 110,379 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 74,786 |
| Europe Capital to Country | 0 | - | 4.99 | 249,515 |
| EU Capitals with No Hints | 0 | - | 4.96 | 145,544 |
| European Capitals by Map | 0 | - | 4.99 | 138,497 |
| African Capitals by Map | 0 | - | 4.99 | 133,303 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 40,954 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,858 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,211 |
| European Coastal Capitals | 0 | - | 4.95 | 90,357 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 269,078 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 223,511 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,729 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 50,891 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,036 |
| Countries that Beat China | 0 | - | 4.86 | 115,465 |
| World Capitals Quiz | 0 | - | 5.00 | 5,061,940 |
| South America Capitals Quiz | 0 | - | 5.00 | 480,320 |
| Hong Kong Facts | 0 | - | 4.49 | 29,249 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,464 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,598 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,325 |
| Official Cities in the UK | 0 | - | 4.89 | 282,965 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,863 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,333 |
| North America Capitals Quiz | 0 | - | 4.99 | 219,010 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,228 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,872 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,960 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,066 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,066 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,156 |
| Random Asian City to Country | 0 | - | 4.56 | 44,457 |
| Europe Capitals Quiz | 0 | - | 5.00 | 1,582,297 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 69,913 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 93,446 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 81,512 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,884 |
| Random World Capitals on a Map | 0 | - | 4.93 | 134,284 |
| Name a Valid European Capital | 0 | - | 4.95 | 152,031 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,039 |
| Japan Country Quiz | 0 | - | 4.93 | 142,195 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 106,595 |
| UK Cities and Towns by Map | 0 | - | 4.48 | 46,467 |
| Global Cities on a World Map | 0 | - | 4.93 | 135,820 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,675 |
| Northernmost Capital Cities | 0 | - | 4.98 | 109,909 |
| Most Remote Capital Cities | 0 | - | 4.92 | 53,218 |
| Capital Cities: Ports and Saints | 0 | - | 4.96 | 45,247 |
| Capitals with the Shortest Names | 0 | - | 4.97 | 108,923 |
| Same Letter Country and Capital | 0 | - | 4.99 | 156,564 |
| Countries by Capital City | 0 | - | 5.00 | 67,880 |
| Capital Cities Based on First Two Letters | 0 | - | 4.85 | 76,947 |
| Capitals of the Largest Countries by Area | 0 | - | 4.97 | 114,439 |
| World Capitals by Proximity | 0 | - | 4.91 | 330,557 |
| South American Capitals - Map Quiz | 0 | - | 4.98 | 130,194 |
| Divided Capital Name Puzzle #1 | 0 | - | 4.99 | 83,933 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,143 |
| Most Guessed European Capitals | 0 | - | 4.87 | 101,437 |
| Moved Capital Cities | 0 | - | 4.96 | 74,030 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 15,940 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,537 |
| Capitals in Random Squares of the World Map | 0 | - | 4.92 | 75,304 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,542 |
| World Capitals with a Unique First Letter | 0 | - | 4.82 | 75,380 |
| Random European Capital to Country | 0 | - | 4.98 | 190,603 |
| Random European Country to Capital | 0 | - | 4.93 | 164,489 |
| Random Asian Country to Capital | 0 | - | 4.92 | 96,178 |
| Random Asian Capital to Country | 0 | - | 4.97 | 102,576 |
| Random African Capital to Country | 0 | - | 4.97 | 100,476 |
| Random African Country to Capital | 0 | - | 4.94 | 71,076 |
| Melbourne Suburbs | 0 | - | 4.85 | 52,758 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,136 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,314 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,017 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,170 |
| Countries Closest to Japan | 0 | - | 4.92 | 138,441 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,446,387 |
| Asia Map Quiz | 0 | - | 4.99 | 914,287 |
| European Capitals by Airport Code | 0 | - | 4.93 | 36,026 |
| U.S. State Capitals Quiz | 0 | - | 5.00 | 1,686,213 |
| Most Guessed U.S. Cities | 0 | - | 4.89 | 105,735 |
| U.S. Cities with the Biggest Economies | 0 | - | 4.83 | 72,645 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,877 |
| Random African Capitals on a Map | 0 | - | 4.96 | 54,633 |
| Random European Capitals on a Map | 0 | - | 4.97 | 134,460 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 95,007 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 48,064 |
| Which City in Europe? | 0 | - | 4.83 | 107,145 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,089 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,617 |
| Closest Countries to North Korea | 0 | - | 4.94 | 122,246 |
| China Multiple Choice | 0 | - | 4.50 | 37,254 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,696 |
| North American Sports Cities | 0 | - | 4.83 | 171,734 |
| Summer Olympic City Bids | 0 | - | 4.93 | 42,231 |
| Cities in European History #1 | 0 | - | 4.63 | 133,775 |
| European Cities by Map #2 | 0 | - | 4.49 | 47,304 |
| European Cities by Map #1 | 0 | - | 4.67 | 55,695 |
| Mediterranean Cities by Map | 0 | - | 4.51 | 51,100 |
| Cities with the Most Metro Rail Stations | 0 | - | 4.89 | 102,227 |
| Cities in Squares on a Map - Europe | 0 | - | 4.74 | 53,641 |
| Name a Valid World City | 0 | - | 4.83 | 70,912 |
| Cities by Former Name | 0 | - | 4.83 | 91,411 |
| Capitals in their Native Languages | 0 | - | 4.95 | 133,311 |
| Nearest Capital City #1 | 0 | - | 4.83 | 57,562 |
| Capitals Furthest from the Border | 0 | - | 4.96 | 68,856 |
| World Capitals by Map | 0 | - | 5.00 | 285,523 |
| Capital Cities in a Ring of the World Map | 0 | - | 4.95 | 58,141 |
| Random Capital to Country | 0 | - | 4.99 | 2,587,715 |
| Random Country to Capital | 0 | - | 4.98 | 917,962 |
| Capitals Starting With H | 0 | - | 4.90 | 91,979 |
| Capitals Starting With K | 0 | - | 4.85 | 78,148 |
| Capitals Starting With L | 0 | - | 4.81 | 87,409 |
| Capitals Starting With M | 0 | - | 4.93 | 106,958 |
| Capitals Starting With P | 0 | - | 4.88 | 77,672 |
| Capitals Starting With R | 0 | - | 4.87 | 81,401 |
| Capitals Starting With S | 0 | - | 4.89 | 85,301 |
| Capitals Starting With T | 0 | - | 4.84 | 75,748 |
| Capitals Starting With W | 0 | - | 4.87 | 91,004 |
| Capitals Starting With A | 0 | - | 4.97 | 127,263 |
| Capitals Starting With B | 0 | - | 4.89 | 117,912 |
| Capitals Starting With D | 0 | - | 4.93 | 95,941 |
| U.S. State Capitals Map Quiz | 0 | - | 4.93 | 143,594 |
| Which City in Asia? | 0 | - | 4.52 | 51,316 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,042 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,380,714 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 98,607 |
| Flags of Asia Quiz | 0 | - | 4.99 | 611,282 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,058 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,857 |
| U.S. Cities with the Most Skyscrapers | 0 | - | 4.89 | 95,507 |
| Most Guessed Cities by Country #3 | 0 | - | 4.89 | 45,768 |
| Summer Olympics Host Cities | 0 | - | 4.98 | 214,507 |
| Cities with the Biggest Economies | 0 | - | 4.90 | 130,667 |
| Five Most Guessed Cities by Continent | 0 | - | 4.96 | 112,677 |
| Tokyo City Trivia | 0 | - | 4.58 | 18,181 |
| Former Capitals | 0 | - | 4.88 | 71,365 |
| India State Capitals Quiz | 0 | - | 4.28 | 59,593 |
| Capital Cities Chain | 0 | - | 4.83 | 82,458 |
| Coldest World Capitals | 0 | - | 4.95 | 133,445 |
| Capital Cities with Spanish Names | 0 | - | 4.90 | 77,373 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,645 |
| Countries and Capitals of the World With a Map | 0 | - | 5.00 | 66,557 |
| Random State Capital to U.S. State | 0 | - | 4.84 | 88,805 |
| Which City In the United Kingdom? | 0 | - | 4.97 | 94,085 |
| Which City in Canada? | 0 | - | 4.82 | 56,939 |
| Hong Kong A-Z | 0 | - | 4.55 | 14,763 |
| Countries of the Middle East | 0 | - | 4.96 | 200,707 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,629 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,249 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,505 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,952 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,791 |
| China Country Quiz | 0 | - | 4.37 | 121,893 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,069 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,648 |
| Biggest City by Body of Water | 0 | - | 4.51 | 40,222 |
| Southernmost Major Cities | 0 | - | 4.48 | 57,270 |
| U.S. City Prefixes and Suffixes | 0 | - | 4.48 | 72,793 |
| Cities with the Most Foreign Embassies | 0 | - | 4.68 | 47,113 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,556 |
| North America Cities by Map | 0 | - | 4.41 | 47,757 |
| World Cities Based on Location A-Z - #1 | 0 | - | 4.45 | 44,304 |
| Random European City to Country | 0 | - | 4.69 | 117,450 |
| U.S. Cities With Spanish Names | 0 | - | 4.94 | 22,937 |
| US States and State Capitals | 0 | - | 4.99 | 161,190 |
| Asian Cities by Clue | 0 | - | 4.70 | 25,770 |
| Which City in the Middle East? | 0 | - | 4.47 | 67,065 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,389 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,983 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,646 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,250 |
| South American Cities on the Map | 0 | - | 4.56 | 35,375 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 150,377 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.73 | 40,856 |
| European Cities with the Biggest Economies | 0 | - | 4.61 | 38,371 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,605 |
| Cities in the United Kingdom by Proximity | 0 | - | 4.63 | 48,175 |
| German Cities with the Most Tourists | 0 | - | 4.77 | 48,738 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 33,023 |
| Name a City - Asian Countries | 0 | - | 4.38 | 19,495 |
| Divided World City Name Puzzle #2 | 0 | - | 4.83 | 36,882 |
| Every City in Arizona on a Map | 0 | - | 4.51 | 9,317 |
| Every City in Colorado on a Map | 0 | - | 4.48 | 13,203 |
| Every City in Washington State on a Map | 0 | - | 4.54 | 13,820 |
| Capitals A-Z #1 | 0 | - | 4.86 | 51,439 |
| World Capitals Closest to Jerusalem | 0 | - | 4.47 | 44,900 |
