| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 160,862 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,837 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,735 |
| Provinces of China Map Quiz | 0 | - | 4.95 | 83,442 |
| China Cities Map Quiz | 0 | - | 4.88 | 88,724 |
| Asia Capitals Quiz | 0 | - | 4.98 | 593,721 |
| Countries that Border China | 0 | - | 4.96 | 233,035 |
| Countries of Europe by Population | 0 | - | 4.98 | 126,673 |
| Asia Capital to Country | 0 | - | 4.96 | 105,662 |
| Asian Capitals by Map | 0 | - | 4.98 | 46,970 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.90 | 46,569 |
| Countries that Beat China | 0 | - | 4.82 | 100,013 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,212 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,335 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 77,916 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,169 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,767 |
| Japan Country Quiz | 0 | - | 4.92 | 119,374 |
| Countries of the Mongol Empire on a Map | 0 | - | 4.99 | 93,536 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,311,120 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,566 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,782 |
| Countries with Megacities | 0 | - | 4.99 | 197,054 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 171,409 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,859 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 95,266 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 63,828 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,759 |
| Biggest Cities in the World | 0 | - | 4.89 | 686,938 |
| World Capitals Closest to Bangkok | 0 | - | 4.91 | 38,117 |
| Hong Kong Facts | 0 | - | 4.46 | 27,803 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 67,347 |
| Countries that Visit Japan the Most | 0 | - | 4.93 | 69,495 |
| Most-Visited Countries by Japanese | 0 | - | 4.95 | 53,347 |
| Countries Closest to Taiwan | 0 | - | 4.81 | 74,679 |
| Countries Closest to Japan | 0 | - | 4.93 | 127,245 |
| China Country Quiz | 0 | - | 4.42 | 104,233 |
| East Asia Map Quiz | 0 | - | 4.99 | 1,344,841 |
| Asia Map Quiz | 0 | - | 4.99 | 785,093 |
| Top 10 Least Populous U.S. States | 0 | - | 4.93 | 172,811 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 149,910 |
| Random Asian Capitals on a Map | 0 | - | 4.82 | 45,033 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 87,725 |
| Most Visited Countries by Chinese People | 0 | - | 4.41 | 52,385 |
| Closest Countries to North Korea | 0 | - | 4.93 | 104,198 |
| China Multiple Choice | 0 | - | 4.52 | 35,262 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,973 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,092 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 244,994 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,000 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,933 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 69,546 |
| Biggest City by Time Zone | 0 | - | 4.84 | 54,401 |
| Biggest City in Every Country | 0 | - | 4.97 | 78,821 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 169,792 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 92,082 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 96,232 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 64,922 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 71,452 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 371,249 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 65,246 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,368 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,707 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,370 |
| Biggest Cities in the United States | 0 | - | 4.93 | 819,812 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 333,957 |
| Asian Cities by Map #1 | 0 | - | 4.49 | 38,934 |
| Africa Capitals Quiz | 0 | - | 4.99 | 634,260 |
| Biggest Trading Partners - China | 0 | - | 4.96 | 70,041 |
| Middle East Map Quiz | 0 | - | 4.99 | 1,281,099 |
| South and Central Asia Map Quiz | 0 | - | 4.92 | 79,834 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 88,900 |
| Flags of Asia Quiz | 0 | - | 4.99 | 524,250 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,640 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,551 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,256 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 93,441 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 69,899 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,024 |
| Biggest Cities by Language | 0 | - | 4.95 | 213,930 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 64,867 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,500 |
| Biggest European Cities by Century | 0 | - | 4.98 | 118,815 |
| Megacities on a World Map | 0 | - | 4.98 | 220,713 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 513,553 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,859 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 63,441 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 84,363 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 151,228 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 205,225 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,576 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,600 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,121 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,664 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,932 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 86,927 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.94 | 79,878 |
| Most-Visited Cities in Europe | 0 | - | 4.92 | 56,529 |
| Europe Capital to Country | 0 | - | 4.99 | 219,880 |
| EU Capitals with No Hints | 0 | - | 4.96 | 124,416 |
| European Capitals by Map | 0 | - | 4.99 | 93,422 |
| African Capitals by Map | 0 | - | 4.99 | 110,489 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 78,848 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.95 | 72,023 |
| European Coastal Capitals | 0 | - | 4.95 | 77,138 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 228,201 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.91 | 193,643 |
| Capitals of Mediterranean Countries | 0 | - | 4.96 | 76,052 |
| Countries of the Middle East | 0 | - | 4.96 | 173,104 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,743 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 144,766 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,955 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,572 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,602 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,697 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,531 |
| East Asia Cities Map Quiz | 0 | - | 4.97 | 100,175 |
| Most Populous Country by First Two Letters | 0 | - | 4.75 | 66,925 |
| Demographics Multiple Choice | 0 | - | 4.66 | 39,774 |
| Random Asian City to Country | 0 | - | 4.52 | 33,661 |
| South America Capitals Quiz | 0 | - | 5.00 | 419,406 |
| Most Populous Islands of Europe | 0 | - | 4.53 | 24,148 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,864 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 64,372 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.97 | 5,808 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 154,898 |
| Biggest Cities in Asia | 0 | - | 4.94 | 95,862 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 43,447 |
| Megacities on an Empty Map | 0 | - | 4.95 | 87,558 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,720 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,056 |
| Official Cities in the UK | 0 | - | 4.86 | 232,181 |
| Southeast Asian Cities by Map | 0 | - | 4.63 | 24,924 |
| World Capitals Closest to Jerusalem | 0 | - | 4.45 | 42,797 |
| North America Capitals Quiz | 0 | - | 4.99 | 185,977 |
| African Capitals - Map Quiz | 0 | - | 4.95 | 52,120 |
| Top 10 Most Remote European Capitals | 0 | - | 4.85 | 84,225 |
| European Capitals - Map Quiz | 0 | - | 4.98 | 105,182 |
| Asian Coastal Capitals | 0 | - | 4.54 | 20,238 |
| European Capitals Furthest from the Sea | 0 | - | 4.91 | 66,890 |
| 10 Westernmost Capital Cities in Asia | 0 | - | 4.62 | 13,691 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 51,155 |
| European Capitals Ending in N | 0 | - | 4.91 | 73,919 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,573 |
| Monarchies of Asia | 0 | - | 4.95 | 53,990 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,537 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.81 | 37,543 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,367 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,300 |
| Taiwan Country Quiz | 0 | - | 4.72 | 39,666 |
| Pixelated Asia Map | 0 | - | 4.90 | 63,180 |
| Most Populous Islands | 0 | - | 4.71 | 112,716 |
| Islands by Largest City #1 | 0 | - | 4.48 | 82,051 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,537 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,467 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,739 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.82 | 63,749 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,862 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 199,211 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 109,280 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 304,106 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 97,495 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 93,319 |
| Most-Visited U.S. Cities | 0 | - | 4.87 | 72,576 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 62,757 |
| Capitals of Canadian Provinces | 0 | - | 4.86 | 73,619 |
| Most Guessed Asian Capitals | 0 | - | 4.51 | 63,423 |
| Name a Valid European Capital | 0 | - | 4.93 | 120,902 |
| European Capital Superlatives - Top 2 | 0 | - | 4.93 | 61,675 |
| Asian Countries with the Most Christians | 0 | - | 4.86 | 84,565 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.88 | 101,754 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 92,124 |
| Countries with the Most Ascents of Mount Everest | 0 | - | 4.96 | 52,445 |
| Countries with the Most Arabic Speakers | 0 | - | 4.91 | 70,474 |
| Top 10 Coldest Asian Countries | 0 | - | 4.95 | 116,443 |
| Countries Closest to the Persian Gulf | 0 | - | 4.88 | 68,529 |
| Name a Valid Asian Country | 0 | - | 4.98 | 92,382 |
| Indonesia Country Quiz | 0 | - | 4.82 | 65,360 |
| South Korea Country Quiz | 0 | - | 4.75 | 71,780 |
| Nepal Country Quiz | 0 | - | 4.95 | 33,340 |
| Asian Countries Americans Travel to the Most | 0 | - | 4.84 | 54,686 |
| Boundary Waters | 0 | - | 4.93 | 81,106 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,735 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,098 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.46 | 64,967 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.48 | 97,542 |
| Biggest Cities by Trait #1 | 0 | - | 4.45 | 43,071 |
| Biggest City by Region | 0 | - | 4.49 | 33,647 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 53,377 |
| Biggest Cities once in the Spanish Empire | 0 | - | 4.88 | 50,933 |
| Biggest Cities in the U.S. - Extreme | 0 | - | 4.93 | 131,678 |
| Biggest Cities in Germany - Extreme | 0 | - | 4.83 | 43,951 |
| 15 Largest Cities in South America With a Map | 0 | - | 4.94 | 91,080 |
| 15 Largest Cities in the Middle East With a Map | 0 | - | 4.91 | 91,912 |
| Largest World Capitals with Exceptions | 0 | - | 4.72 | 50,363 |
| Two Largest Cities by First Two Letters | 0 | - | 4.58 | 76,626 |
| Biggest Cities in Each U.S. State - Extreme | 0 | - | 4.91 | 69,481 |
| Biggest Cities in France - Extreme | 0 | - | 4.89 | 43,770 |
| 500 Biggest US Cities | 0 | - | 4.87 | 98,127 |
| 100 Biggest Cities in North America on a Map | 0 | - | 4.81 | 52,372 |
