| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,320 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,068 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,381 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,940 |
| Countries with Megacities | 0 | - | 4.99 | 246,393 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,864 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,771 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,318 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,724 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,755 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,770 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,791 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,427 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,528 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,185 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,017 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,833 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,107 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,101 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,214 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,814 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,330 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,507 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,245 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,358 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,211 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,551 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,515 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,744 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,145 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,041 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,012 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,511 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,791 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,877 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,741 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,932 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,784 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,878 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,308 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,094 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,885 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,523 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,283 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,594 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,823 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,898 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,501 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,066 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 256,449 |
| Name a Valid Asian Country | 0 | - | 4.98 | 119,981 |
| Name a Valid African Country | 0 | - | 4.98 | 152,855 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,110 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,697 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,453 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,390 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 88,903 |
| Countries that Beat Australia | 0 | - | 4.92 | 92,043 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,053 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,095 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,562 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,538 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,680 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,762 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,796 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,399 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,451 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,398 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,489 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,987 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,096 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,683 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,612 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,429 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,680 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,589 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,822 |
| Olympic Host Countries | 0 | - | 4.98 | 198,801 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,757 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,413 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,043 |
| The Only European Country ... | 0 | - | 4.91 | 213,609 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,949 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,392 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,165 |
| Countries of Africa | 0 | - | 5.00 | 2,505,701 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,445 |
| Countries that Beat China | 0 | - | 4.86 | 114,648 |
| Countries that Beat Russia | 0 | - | 4.84 | 81,819 |
| Countries that Beat Spain | 0 | - | 4.94 | 62,424 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,138 |
| Countries that Beat Canada | 0 | - | 4.90 | 86,809 |
| Five Biggest Cities by Country - Extreme | 0 | - | 4.96 | 40,697 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,695 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,642 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,074 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,290 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,753 |
| Largest City by Island | 0 | - | 4.87 | 70,984 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,328 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,454 |
| Biggest European Cities by Century | 0 | - | 4.98 | 140,963 |
| Megacities on a World Map | 0 | - | 4.98 | 250,692 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,850 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,741 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,794 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,566 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,066 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,152 |
| Countries of the Middle East | 0 | - | 4.96 | 198,780 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,187 |
| Slavic Countries | 0 | - | 4.96 | 110,798 |
| African Island Countries | 0 | - | 4.96 | 100,700 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,468 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,229 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,890 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,862 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,622 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,404 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,979 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,716 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,534 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,629 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,701 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,124 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,112 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,231 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,502 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,184 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,342 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,163 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,454 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,901 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,176 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,527 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,773 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,414 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,249 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,187 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,130 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,286 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,319 |
| Monarchies of Europe | 0 | - | 4.90 | 97,248 |
| Monarchies of Asia | 0 | - | 4.97 | 70,557 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,796 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,400 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,639 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,464 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,683 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,331 |
| Countries that Start with D | 0 | - | 4.96 | 700,874 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,738 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,961 |
| Countries that Start with H | 0 | - | 4.96 | 597,384 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,612 |
| Countries that Start with J | 0 | - | 4.98 | 595,455 |
| Countries that Start with K | 0 | - | 4.96 | 808,900 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,285 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,147 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,975 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,689 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,720 |
| Countries that Start with U | 0 | - | 4.97 | 899,574 |
| Countries that Start with V | 0 | - | 4.98 | 604,752 |
| Countries that Start with F | 0 | - | 4.83 | 611,732 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,657 |
| The Only African Country ... | 0 | - | 4.99 | 128,301 |
| The Only American Country ... | 0 | - | 4.92 | 120,690 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,751 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,214 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,987 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,269 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,957 |
| European Countries with One Border | 0 | - | 4.97 | 181,514 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,135 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,049 |
| Most Populous Islands | 0 | - | 4.78 | 121,932 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,194 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,398 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,585 |
| 20 Random Country Flags | 0 | - | 4.99 | 603,865 |
| Countries That Border Russia | 0 | - | 4.98 | 458,678 |
| Countries Bordering France | 0 | - | 4.85 | 397,843 |
| Countries Bordering Germany | 0 | - | 4.99 | 366,834 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,574 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,341 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,504 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,716 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,802 |
| Resort Towns by Country | 0 | - | 4.30 | 39,913 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,736 |
| UK Immigration by Country | 0 | - | 4.94 | 139,522 |
| Central American Countries | 0 | - | 4.98 | 154,949 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,583 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,701 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,113 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,811 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,259 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,148 |
