| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,565 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,376 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,901 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,083 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,477 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,385 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,589 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,357 |
| Countries with Megacities | 0 | - | 4.99 | 265,635 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,145 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,707 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,412 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,783 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,035 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,086 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,540 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,700 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,924 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,645 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,144 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,678 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,788 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,966 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,363 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,499 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,642 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,659 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,372 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,044 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,401 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,713 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,552 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,826 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,607 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,239 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,598 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,920 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,707 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,725 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,383 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,645 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,012 |
| Biggest Cities in the World | 0 | - | 4.92 | 802,896 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,681 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,659 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,966 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,229 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,571 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,476 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,551 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,081 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 148,399 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,450 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,995 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,629 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,389 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,469 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 64,990 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,115 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,101 |
| Olympic Host Countries | 0 | - | 4.98 | 201,465 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,515 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,538 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,004 |
| The Only European Country ... | 0 | - | 4.91 | 218,064 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,245 |
| European Countries NOT in NATO | 0 | - | 4.90 | 62,021 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,805 |
| Countries with the Highest Maximum Elevation | 0 | - | 4.97 | 180,998 |
| Countries with Most Tourists with Exceptions | 0 | - | 4.97 | 126,305 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,550 |
| Biggest Cities in the United States | 0 | - | 4.94 | 983,462 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,274 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,178 |
| Countries of Africa | 0 | - | 5.00 | 2,550,632 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,951 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,334 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,299 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,297 |
| Largest City by Island | 0 | - | 4.87 | 72,210 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,281 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,412 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,934 |
| Megacities on a World Map | 0 | - | 4.98 | 255,962 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,496 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,619 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,389 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,609 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,114 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,811 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,003 |
| Countries of the Middle East | 0 | - | 4.96 | 202,106 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,834 |
| Slavic Countries | 0 | - | 4.96 | 112,098 |
| African Island Countries | 0 | - | 4.96 | 102,147 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,028 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,960 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,294 |
| Countries with the Most Billionaires | 0 | - | 4.90 | 336,321 |
| Coldest Countries | 0 | - | 4.97 | 138,877 |
| Countries Reducing Carbon Dioxide Emissions the Most | 0 | - | 4.89 | 64,833 |
| Countries Whose Airlines Carried the Most Passengers | 0 | - | 4.94 | 72,762 |
| Countries with the Most Millionaires | 0 | - | 4.86 | 124,278 |
| Countries with the Most Nobel Prizes | 0 | - | 4.87 | 90,727 |
| Countries with the Least Precipitation | 0 | - | 4.90 | 82,917 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,972 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,466 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,018 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,205 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,873 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,943 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,198 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,265 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,826 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,579 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,763 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,227 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,980 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,633 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,892 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,891 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,202 |
| All-Time Winter Olympics Medal Table | 0 | - | 4.46 | 178,452 |
| Boundary Waters | 0 | - | 4.92 | 88,652 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,324 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,451 |
| Most Populous Islands | 0 | - | 4.80 | 123,152 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,346 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,599 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,297 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,737 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,633 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,299 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,554 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,921 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,328 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,483 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,221 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,274 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,788 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,443 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,324 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 23,905 |
| Monarchies of Europe | 0 | - | 4.90 | 98,539 |
| Monarchies of Asia | 0 | - | 4.97 | 71,343 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,598 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,136 |
| Countries that Catch the Most Fish | 0 | - | 4.90 | 112,775 |
| Countries with the Most Exports | 0 | - | 4.96 | 155,832 |
| Top Crude Oil Producing Countries | 0 | - | 4.89 | 190,172 |
| Countries by Oil Consumption | 0 | - | 4.96 | 120,625 |
| Largest Economies in 2050 | 0 | - | 4.90 | 111,723 |
| Richest Countries by Per-Capita GDP | 0 | - | 4.96 | 273,542 |
| Countries With Highest GDP as a Percent of Continent | 0 | - | 4.96 | 104,703 |
| Countries with the Highest GDP per Square Kilometer | 0 | - | 4.89 | 84,852 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,874 |
| Countries that Start with A | 0 | - | 4.98 | 2,170,255 |
| Countries that Start with B | 0 | - | 4.95 | 2,301,348 |
| Countries that Start with C | 0 | - | 4.96 | 1,827,586 |
| Countries that Start with D | 0 | - | 4.96 | 713,647 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,800 |
| Countries that Start with G | 0 | - | 4.97 | 1,508,086 |
| Countries that Start with H | 0 | - | 4.96 | 607,568 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,005 |
| Countries that Start with J | 0 | - | 4.98 | 605,065 |
| Countries that Start with K | 0 | - | 4.97 | 818,706 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,262 |
| Countries that Start with N | 0 | - | 4.93 | 1,121,313 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,630 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,745 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,947 |
| Countries that Start with U | 0 | - | 4.97 | 906,635 |
| Countries that Start with V | 0 | - | 4.98 | 610,866 |
| Countries that Start with F | 0 | - | 4.83 | 619,752 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,590 |
| The Only African Country ... | 0 | - | 4.99 | 129,443 |
| The Only American Country ... | 0 | - | 4.92 | 121,974 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,291 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,147 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,245 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,125 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,509 |
| European Countries with One Border | 0 | - | 4.97 | 183,393 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,161 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,567 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,703,341 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,900 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,597 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,088 |
| Biggest City by Region | 0 | - | 4.50 | 36,320 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,245 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,202 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,860 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,182 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,352 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,266 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,405 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,436 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,007 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,501 |