| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,430 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,370 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,717 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.92 | 66,646 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,904 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,328 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,693 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,955 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,412 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,644 |
| Countries with Megacities | 0 | - | 4.99 | 247,615 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,491 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,213 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,897 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,140 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,441 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,984 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,033 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,294 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,038 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,566 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,826 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,414 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,369 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,208 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,502 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,082 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,509 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,701 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,356 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,446 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,381 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,629 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,785 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,242 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,260 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,966 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,194 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,172 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,165 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,004 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,074 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,878 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,531 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,006 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,166 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,846 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,644 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,896 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,759 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,015 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,090 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,742 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,489 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,180 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,116 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,330 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,759 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,203 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,835 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,905 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,344 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,061 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,642 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,693 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,648 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,076 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,737 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,167 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,269 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,829 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,812 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,698 |
| Biggest Cities in the United States | 0 | - | 4.93 | 968,071 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,139 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,269 |
| Olympic Host Countries | 0 | - | 4.98 | 199,043 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,919 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,762 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,287 |
| The Only European Country ... | 0 | - | 4.91 | 214,173 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,388 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,780 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,323 |
| Countries of Africa | 0 | - | 5.00 | 2,511,441 |
| Biggest Cities in History | 0 | - | 4.52 | 89,201 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,154 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,219 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,508 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,661 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,851 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,617 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,787 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,686 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,115 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,803 |
| Biggest Cities by Language | 0 | - | 4.96 | 239,827 |
| Largest City by Island | 0 | - | 4.87 | 71,141 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,672 |
| Megacities on a World Map | 0 | - | 4.98 | 251,325 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,849 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,882 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,967 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,994 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,303 |
| Former Capitals | 0 | - | 4.88 | 71,184 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,937 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,622 |
| Countries of the Middle East | 0 | - | 4.96 | 199,178 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,386 |
| Slavic Countries | 0 | - | 4.96 | 110,964 |
| African Island Countries | 0 | - | 4.96 | 100,890 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,548 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,935 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,179 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,298 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,894 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,617 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,308 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,907 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,779 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,822 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,901 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,205 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,260 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,411 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,660 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,392 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,505 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,352 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,585 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,437 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,573 |
| Most Populous Islands | 0 | - | 4.79 | 122,050 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,419 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,224 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,627 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,612 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,481 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,652 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,382 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,429 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,332 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,285 |
| Biggest British Empire Countries | 0 | - | 4.73 | 98,607 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,944 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,473 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,439 |
| Monarchies of Europe | 0 | - | 4.90 | 97,425 |
| Monarchies of Asia | 0 | - | 4.97 | 70,659 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,866 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,479 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,024 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,774 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,530 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,708 |
| Countries that Start with D | 0 | - | 4.96 | 702,490 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,639 |
| Countries that Start with G | 0 | - | 4.97 | 1,494,022 |
| Countries that Start with H | 0 | - | 4.96 | 598,722 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,196 |
| Countries that Start with J | 0 | - | 4.98 | 596,774 |
| Countries that Start with K | 0 | - | 4.97 | 810,105 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,779 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,672 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,393 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,773 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,862 |
| Countries that Start with U | 0 | - | 4.97 | 900,467 |
| Countries that Start with V | 0 | - | 4.98 | 605,596 |
| Countries that Start with F | 0 | - | 4.83 | 612,839 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,332 |
| The Only African Country ... | 0 | - | 4.98 | 128,440 |
| The Only American Country ... | 0 | - | 4.92 | 120,863 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,816 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,295 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,117 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,534 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,171 |
| European Countries with One Border | 0 | - | 4.97 | 181,763 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,658 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,447 |
| Boundary Waters | 0 | - | 4.92 | 88,085 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,854 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,396 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,917 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,580 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,159 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,690 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,727 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,943 |
| UK Immigration by Country | 0 | - | 4.94 | 139,807 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,902 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,951 |
| Central American Countries | 0 | - | 4.98 | 155,179 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,760 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,376 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,937 |
