| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,962 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,739 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,959 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,281 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,980 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,947 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,122 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,760 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,226 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,659 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,451 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,712 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,657 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,387 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,475 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,453 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,652 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,830 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,145 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,738 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,271 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,458 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,130 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,493 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,475 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,705 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,079 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,686 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,789 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,665 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,884 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,753 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,793 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,847 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,361 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,087 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,022 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,422 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,376 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,444 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,621 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,537 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,298 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,364 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,379 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,926 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,038 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,622 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,536 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,696 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,694 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,313 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,649 |
| The Only European Country ... | 0 | - | 4.91 | 213,444 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,805 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 179,878 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 123,633 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,179 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,872 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,431 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,781 |
| Countries of Africa | 0 | - | 5.00 | 2,503,943 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,066 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,174 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,662 |
| Largest City by Island | 0 | - | 4.87 | 70,930 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,183 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,376 |
| Biggest European Cities by Century | 0 | - | 4.98 | 128,674 |
| Megacities on a World Map | 0 | - | 4.98 | 250,100 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,501 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,705 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,728 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,971 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,484 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,005 |
| Countries of the Middle East | 0 | - | 4.96 | 198,679 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,122 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,783 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 332,384 |
| Coldest Countries | 0 | - | 4.97 | 137,095 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,185 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 71,466 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 121,795 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 89,862 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,278 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,241 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,569 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,889 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,633 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,453 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,569 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,662 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,098 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,177 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,451 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,283 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 177,697 |
| Boundary Waters | 0 | - | 4.92 | 87,987 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| Most Populous Islands | 0 | - | 4.78 | 121,899 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,187 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,387 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,043 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,676 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,058 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,500 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,549 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,308 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,202 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,124 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,091 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,281 |
| Monarchies of Europe | 0 | - | 4.90 | 97,191 |
| Monarchies of Asia | 0 | - | 4.97 | 70,527 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,763 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,374 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 111,399 |
| Countries with the Most Exports | 0 | - | 4.96 | 153,986 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 188,296 |
| Countries by Oil Consumption | 0 | - | 4.96 | 119,433 |
| Largest Economies in 2050 | 0 | - | 4.90 | 110,517 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 261,651 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.95 | 102,786 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.90 | 83,574 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,501 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,410 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,803 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,597 |
| Countries that Start with D | 0 | - | 4.96 | 700,405 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,152 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,336 |
| Countries that Start with H | 0 | - | 4.96 | 596,968 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,089 |
| Countries that Start with J | 0 | - | 4.98 | 595,044 |
| Countries that Start with K | 0 | - | 4.96 | 808,534 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,834 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,686 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,525 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,070 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,357 |
| Countries that Start with U | 0 | - | 4.97 | 898,958 |
| Countries that Start with V | 0 | - | 4.98 | 604,472 |
| Countries that Start with F | 0 | - | 4.83 | 611,400 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,131 |
| The Only African Country ... | 0 | - | 4.99 | 128,251 |
| The Only American Country ... | 0 | - | 4.92 | 120,642 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,191 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,951 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,191 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,890 |
| European Countries with One Border | 0 | - | 4.97 | 181,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,956 |
| Countries Closest to Africa | 0 | - | 4.96 | 155,996 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,845,562 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,824 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,878 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,639 |
| Biggest City by Region | 0 | - | 4.50 | 35,960 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,860 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,469 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,033 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,242 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,434 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,995 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,197 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,878 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,635 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,230 |
| Landlocked Countries | 0 | - | 4.99 | 412,825 |
| UK Immigration by Country | 0 | - | 4.94 | 139,477 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,526 |
