| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,727 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Provinces of China Map Quiz | 0 | - | 4.92 | 94,349 |
| China Cities Map Quiz | 0 | - | 4.94 | 105,717 |
| Asia Capitals Quiz | 0 | - | 4.98 | 697,208 |
| Countries that Border China | 0 | - | 4.96 | 263,965 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,359 |
| Asia Capital to Country | 0 | - | 4.96 | 127,214 |
| Asian Capitals by Map | 0 | - | 4.98 | 63,625 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 53,077 |
| Countries that Beat China | 0 | - | 4.85 | 116,510 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,985 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,368 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 88,256 |
| Capitals of the Stans | 0 | - | 4.95 | 27,059 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,744 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,765 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,449 |
| Japan Country Quiz | 0 | - | 4.93 | 143,093 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 107,330 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,575 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,820 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,502 |
| Countries with Megacities | 0 | - | 4.99 | 265,983 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,296 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,768 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,545 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,889 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,681 |
| Hong Kong Facts | 0 | - | 4.49 | 29,325 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,573 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 77,714 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 60,419 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 93,615 |
| Countries Closest to Japan | 0 | - | 4.92 | 139,046 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,451,054 |
| Asia Map Quiz | 0 | - | 4.99 | 922,977 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 192,401 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 177,377 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 41,112 |
| Random Asian Capitals on a Map | 0 | - | 4.83 | 51,280 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,782 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,741 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 55,740 |
| Closest Countries to North Korea | 0 | - | 4.94 | 123,108 |
| China Multiple Choice | 0 | - | 4.50 | 37,375 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,288 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,141 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,650 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,462 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,746 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,010 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,421 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,716 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,640 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,822 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,209 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,056 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,562 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,080 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,837 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,731 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,470 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,539 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,067 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,193 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,861 |
| 5 Most Populous Cities in Each Country With a Map | 0 | - | 4.96 | 39,891 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,554 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,515 |
| Asian Cities by Map #1 | 0 | - | 4.50 | 40,935 |
| Name a City - European Countries | 0 | - | 4.90 | 65,957 |
| Africa Capitals Quiz | 0 | - | 4.99 | 742,129 |
| Biggest Trading Partners - China | 0 | - | 4.95 | 75,408 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,386,200 |
| South and Central Asia Map Quiz | 0 | - | 4.94 | 99,680 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 94,088 |
| Flags of Asia Quiz | 0 | - | 4.99 | 618,200 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,161 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,828 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,067 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,452 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,573 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,714 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,098 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,380 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,408 |
| Largest City by Island | 0 | - | 4.87 | 72,281 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,319 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,502 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,994 |
| Megacities on a World Map | 0 | - | 4.98 | 256,226 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,889 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,661 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,473 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,798 |
| 500 Biggest Cities in the World on a Map | 0 | - | 4.97 | 123,580 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,164 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,429 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,565 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,725 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,409 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,090 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,432 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,748 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,604 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.96 | 111,256 |
| Most-Visited Cities in Europe | 0 | - | 4.83 | 75,806 |
| Europe Capital to Country | 0 | - | 4.99 | 251,602 |
| EU Capitals with No Hints | 0 | - | 4.96 | 146,664 |
| European Capitals by Map | 0 | - | 4.99 | 141,459 |
| African Capitals by Map | 0 | - | 4.99 | 141,508 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 92,652 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 84,992 |
| European Coastal Capitals | 0 | - | 4.95 | 91,103 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 271,771 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 225,325 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 82,059 |
| Countries of the Middle East | 0 | - | 4.96 | 202,253 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,451 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,686 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,566 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,103 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,350 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,714 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,987 |
| China Country Quiz | 0 | - | 4.37 | 122,725 |
| East Asia Cities Map Quiz | 0 | - | 4.96 | 110,615 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,969 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,348 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,860 |
| Random Asian City to Country | 0 | - | 4.56 | 44,587 |
| South America Capitals Quiz | 0 | - | 5.00 | 483,924 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,911 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,814 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,406 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,694 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,827 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,898 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,336 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,013 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,394 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,103 |
| Official Cities in the UK | 0 | - | 4.89 | 285,490 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 26,781 |
| All 1M+ Cities in Africa on a Map | 0 | - | 4.93 | 26,867 |
| North America Capitals Quiz | 0 | - | 4.99 | 221,508 |
| African Capitals - Map Quiz | 0 | - | 4.94 | 62,994 |
| Top 10 Most Remote European Capitals | 0 | - | 4.87 | 94,412 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 119,860 |
| Asian Coastal Capitals | 0 | - | 4.52 | 22,246 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 82,471 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.64 | 16,160 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 61,779 |
| Name a Valid Asian Capital | 0 | - | 4.53 | 61,911 |
| European Capitals Ending in N | 0 | - | 4.92 | 81,584 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,880 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,183 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,016 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,594 |
| Taiwan Country Quiz | 0 | - | 4.69 | 43,660 |
| Mongolia Country Quiz | 0 | - | 4.73 | 39,686 |
| Pixelated Asia Map | 0 | - | 4.90 | 73,635 |
| Most Populous Islands | 0 | - | 4.80 | 123,199 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,353 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,608 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,940 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,411 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,707 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,238 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,897 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,333 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,456 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,159 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,356 |
| All 50k+ Cities in Europe with a Map | 0 | - | 4.95 | 35,348 |
| British Cities with the Most Tourists | 0 | - | 4.83 | 70,716 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.98 | 150,434 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 94,619 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 82,334 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 89,462 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 65,997 |
| Name a Valid European Capital | 0 | - | 4.95 | 153,289 |
| European Capital Superlatives - Top 2 | 0 | - | 4.95 | 81,451 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 97,751 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.87 | 136,536 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 101,901 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.95 | 58,489 |
| Countries with the Most Arabic Speakers | 0 | - | 4.92 | 80,646 |
| Countries Kim Jong Un Has Been To | 0 | - | 4.95 | 33,219 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 123,625 |
| Countries Closest to the Persian Gulf | 0 | - | 4.93 | 83,615 |
| Name a Valid Asian Country | 0 | - | 4.98 | 121,565 |
| Jordan Country Quiz | 0 | - | 4.86 | 32,005 |
| South Korea Country Quiz | 0 | - | 4.74 | 79,813 |
| Nepal Country Quiz | 0 | - | 4.95 | 37,912 |
| Qatar Country Quiz | 0 | - | 4.86 | 31,655 |
| States of India Map Quiz | 0 | - | 4.84 | 26,793 |
