| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,405 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,108 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,240 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,840 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,348 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,521 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,974 |
| Countries with Megacities | 0 | - | 4.99 | 246,469 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,889 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,786 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,354 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,741 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,434,259 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,427 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,900 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,769 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,800 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,808 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,436 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,535 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,534 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,890 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,127 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,889 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,386 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,226 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,209 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,557 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,522 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,756 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,151 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,056 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,026 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,823 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,902 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,765 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,943 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,598 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,793 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,326 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,829 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,540 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,216 |
| European Countries with One Border | 0 | - | 4.97 | 181,542 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,318 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,478 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,828 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 425,011 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,920 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,439 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,104 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,411 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,065 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,584 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,566 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,732 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,779 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,860 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,425 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,472 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,505 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,004 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,117 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,693 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,624 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,857 |
| Olympic Host Countries | 0 | - | 4.98 | 198,818 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,766 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,441 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 303,140 |
| The Only European Country ... | 0 | - | 4.91 | 213,659 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,994 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,428 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,172 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,658 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,734 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,914 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,756 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,196 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,815 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,508 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,043 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,194 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,694 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,287 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,439 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,436 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,943 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,634 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,359 |
| Countries of Africa | 0 | - | 5.00 | 2,506,141 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,567 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,644 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,646 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,078 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.27 | 28,096 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,328 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,780 |
| Largest City by Island | 0 | - | 4.87 | 70,993 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,343 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,468 |
| Biggest European Cities by Century | 0 | - | 4.98 | 141,667 |
| Megacities on a World Map | 0 | - | 4.98 | 250,759 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,947 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,754 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,805 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,591 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,090 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,319,264 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,183 |
| Countries of the Middle East | 0 | - | 4.96 | 198,807 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,202 |
| Slavic Countries | 0 | - | 4.96 | 110,810 |
| African Island Countries | 0 | - | 4.96 | 100,724 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,474 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,260 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,921 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,041 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,090 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,647 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,424 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,006 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,727 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,552 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,651 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,715 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,129 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,124 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,246 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,520 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,199 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,360 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,187 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,463 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,315 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,943 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,700 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,445 |
| Countries Bordering the EU | 0 | - | 4.77 | 72,373 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,866 |
| Boundary Waters | 0 | - | 4.92 | 88,023 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,794 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,225 |
| Most Populous Islands | 0 | - | 4.78 | 121,943 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,195 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,399 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,108 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,921 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,213 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,533 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 31,739 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,823 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,437 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,262 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,139 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,299 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,299 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,332 |
| Monarchies of Europe | 0 | - | 4.90 | 97,264 |
| Monarchies of Asia | 0 | - | 4.97 | 70,566 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,798 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,412 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,673 |
| Countries that Start with A | 0 | - | 4.97 | 2,145,739 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,910 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,559 |
| Countries that Start with D | 0 | - | 4.96 | 701,022 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,899 |
| Countries that Start with G | 0 | - | 4.97 | 1,492,117 |
| Countries that Start with H | 0 | - | 4.96 | 597,514 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,772 |
| Countries that Start with J | 0 | - | 4.98 | 595,587 |
| Countries that Start with K | 0 | - | 4.96 | 809,008 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,422 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,267 |
| Countries that Start with P | 0 | - | 4.94 | 1,208,112 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,883 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,853 |
| Countries that Start with U | 0 | - | 4.97 | 899,650 |
| Countries that Start with V | 0 | - | 4.98 | 604,828 |
| Countries that Start with F | 0 | - | 4.83 | 611,838 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,802 |
| The Only African Country ... | 0 | - | 4.99 | 128,313 |
| The Only American Country ... | 0 | - | 4.92 | 120,708 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,754 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,224 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,995 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,296 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,979 |
| Random Countries by Borders | 0 | - | 4.99 | 81,624 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,057 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,910 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,884,894 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,867 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,889 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,673 |
| Biggest City by Region | 0 | - | 4.50 | 35,984 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,884 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,512 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,079 |
