| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,414 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,702 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,641 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,899 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,317 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,684 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,849 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,390 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,618 |
| Countries with Megacities | 0 | - | 4.99 | 247,537 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,452 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,196 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,866 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,124 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,260 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,935 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,018 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,269 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,019 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,561 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,808 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,399 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,338 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,207 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,477 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,069 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,498 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,689 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,350 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,438 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,325 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,610 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,727 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,220 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,240 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,849 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,179 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,147 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,146 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,984 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,064 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,872 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,518 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,998 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,148 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,844 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,641 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,891 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,756 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,007 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,076 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,729 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,322 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,177 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 113,694 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,326 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,754 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,196 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,788 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,843 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,264 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,034 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,467 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,652 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,624 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,007 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,712 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,145 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,247 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,812 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,788 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,664 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,901 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,091 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,233 |
| Olympic Host Countries | 0 | - | 4.98 | 199,028 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,907 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,744 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,212 |
| The Only European Country ... | 0 | - | 4.91 | 214,143 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,354 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,754 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,268 |
| Countries of Africa | 0 | - | 5.00 | 2,510,967 |
| Biggest Cities in History | 0 | - | 4.52 | 89,185 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,147 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,217 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,488 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,658 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,831 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,604 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,781 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,681 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,112 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,737 |
| Biggest Cities by Language | 0 | - | 4.96 | 236,316 |
| Largest City by Island | 0 | - | 4.87 | 71,120 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,645 |
| Megacities on a World Map | 0 | - | 4.98 | 251,263 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,758 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,869 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,947 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,947 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,277 |
| Former Capitals | 0 | - | 4.88 | 71,178 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,792 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,591 |
| Countries of the Middle East | 0 | - | 4.96 | 199,158 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,375 |
| Slavic Countries | 0 | - | 4.96 | 110,950 |
| African Island Countries | 0 | - | 4.96 | 100,879 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,545 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,921 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,156 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,129 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,880 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,608 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,282 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,900 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,761 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,808 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,891 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,201 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,248 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,398 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,654 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,382 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,494 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,343 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,571 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,431 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,562 |
| Most Populous Islands | 0 | - | 4.79 | 122,043 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,417 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,211 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,588 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,608 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,412 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,624 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,365 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,409 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,328 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,277 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,471 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,942 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,466 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,418 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,431 |
| Monarchies of Europe | 0 | - | 4.90 | 97,413 |
| Monarchies of Asia | 0 | - | 4.97 | 70,655 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,865 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,472 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,012 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,531 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,292 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,484 |
| Countries that Start with D | 0 | - | 4.96 | 702,353 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,473 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,850 |
| Countries that Start with H | 0 | - | 4.96 | 598,620 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,066 |
| Countries that Start with J | 0 | - | 4.98 | 596,672 |
| Countries that Start with K | 0 | - | 4.97 | 809,998 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,629 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,524 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,277 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,605 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,764 |
| Countries that Start with U | 0 | - | 4.97 | 900,376 |
| Countries that Start with V | 0 | - | 4.98 | 605,517 |
| Countries that Start with F | 0 | - | 4.83 | 612,743 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,195 |
| The Only African Country ... | 0 | - | 4.98 | 128,425 |
| The Only American Country ... | 0 | - | 4.92 | 120,847 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,811 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,293 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,109 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,514 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,158 |
| European Countries with One Border | 0 | - | 4.97 | 181,749 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,644 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,321 |
| Boundary Waters | 0 | - | 4.92 | 88,080 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,850 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,386 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,433 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,902 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,571 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,152 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,664 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,710 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,925 |
| UK Immigration by Country | 0 | - | 4.94 | 139,794 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,895 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,938 |
| Central American Countries | 0 | - | 4.98 | 155,169 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,739 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,370 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,925 |
