| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 335,556 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 175,209 |
| Countries with Megacities | 0 | - | 4.99 | 267,201 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,885 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 114,157 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 139,204 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 82,268 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,454,349 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 382,544 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,336 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 269,094 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,680 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,915 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,228 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,630 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 167,009 |
| Countries of Europe by Population | 0 | - | 4.98 | 183,155 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,425 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 125,024 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,919 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,371 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,692 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,770 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,905 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,202 |
| Largest City by Island | 0 | - | 4.87 | 72,460 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,835 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,904 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,542 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,207 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,520 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,864 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,777 |
| African Island Countries | 0 | - | 4.96 | 102,483 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,679 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,945 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 234,514 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 185,112 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,792 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,898 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,982 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,873 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,998 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,501 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.86 | 23,820 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,255 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 78,563 |
| Biggest Cities in the World | 0 | - | 4.91 | 805,749 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,800 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,770 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,139 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,460 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,952 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,983 |
| Biggest Cities by Latitude Range | 0 | - | 4.81 | 32,806 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 227,458 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,493 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 150,060 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,805 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,268 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,979 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,634 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,739 |
| Ten Southernmost Megacities | 0 | - | 4.84 | 65,227 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,412 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 132,438 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,835 |
| Olympic Host Countries | 0 | - | 4.98 | 201,987 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,918 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 117,165 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 314,042 |
| The Only European Country ... | 0 | - | 4.91 | 219,076 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,982 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,547 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,930 |
| Countries With the Most Islands of at Least 10 Km² | 0 | - | 4.88 | 145,289 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 420,691 |
| Biggest Cities in the United States | 0 | - | 4.94 | 987,289 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 368,095 |
| Countries of Africa | 0 | - | 5.00 | 2,560,409 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 71,032 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,389 |
| Asian Island Nations | 0 | - | 4.63 | 94,470 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,623 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,690 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,429 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,712 |
| Biggest European Cities by Century | 0 | - | 4.99 | 146,152 |
| Megacities on a World Map | 0 | - | 4.98 | 257,001 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 582,077 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,775 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,694 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 116,479 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,697 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,335,811 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,838 |
| Countries of the Middle East | 0 | - | 4.96 | 202,978 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 90,197 |
| Slavic Countries | 0 | - | 4.96 | 112,382 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,182 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,482 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 53,190 |
| Islands by Country #1 | 0 | - | 4.90 | 176,360 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,031,698 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,836 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,332 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,648 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 145,185 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,475 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,538 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,546 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,978 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,822 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 152,076 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,771 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,323 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,931 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 109,174 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 36,419 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,356 |
| Boundary Waters | 0 | - | 4.92 | 88,773 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.88 | 35,424 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,714 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,361 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,979 |
| Most Populous Islands | 0 | - | 4.80 | 123,344 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,385 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,651 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,945 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,577 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 169,004 |
| Biggest Cities in Asia | 0 | - | 4.95 | 118,176 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,436 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 348,802 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,235 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,523 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,688 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,930 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,478 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 136,120 |
| American Countries with the Shortest Names | 0 | - | 4.97 | 121,681 |
| Richest Island Countries | 0 | - | 4.85 | 101,226 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,526 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 25,119 |
| Monarchies of Europe | 0 | - | 4.90 | 98,886 |
| Monarchies of Asia | 0 | - | 4.97 | 71,513 |
| Modern-Day Countries of the Umayyad Caliphate on a Map | 0 | - | 4.98 | 69,205 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,714 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,293 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,546 |
| Countries that Start with A | 0 | - | 4.98 | 2,175,997 |
| Countries that Start with B | 0 | - | 4.95 | 2,306,710 |
| Countries that Start with C | 0 | - | 4.96 | 1,831,652 |
| Countries that Start with D | 0 | - | 4.96 | 716,558 |
| Countries that Start with E | 0 | - | 4.95 | 1,385,244 |
| Countries that Start with G | 0 | - | 4.97 | 1,511,693 |
| Countries that Start with H | 0 | - | 4.96 | 609,674 |
| Countries that Start with I | 0 | - | 4.92 | 1,294,695 |
| Countries that Start with J | 0 | - | 4.98 | 607,067 |
| Countries that Start with K | 0 | - | 4.97 | 820,857 |
| Countries that Start with L | 0 | - | 4.98 | 1,096,947 |
| Countries that Start with N | 0 | - | 4.93 | 1,124,000 |
| Countries that Start with P | 0 | - | 4.94 | 1,222,144 |
| Countries that Start with S | 0 | - | 4.98 | 1,763,314 |
| Countries that Start with T | 0 | - | 4.90 | 1,015,009 |
| Countries that Start with U | 0 | - | 4.97 | 908,556 |
| Countries that Start with V | 0 | - | 4.98 | 612,064 |
| Countries that Start with F | 0 | - | 4.83 | 621,359 |
| Countries that Start with M | 0 | - | 4.97 | 1,388,399 |
| The Only African Country ... | 0 | - | 4.99 | 129,677 |
| The Only American Country ... | 0 | - | 4.92 | 122,224 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,382 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,326 |
| European Diaspora - Top 11 Countries | 0 | - | 4.88 | 96,825 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,532 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,873 |
| European Countries with One Border | 0 | - | 4.97 | 183,817 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,557 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,846 |
| Name a Valid Island Country | 0 | - | 4.97 | 130,121 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,890,262 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 60,121 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,655 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,160 |
| Biggest City by Region | 0 | - | 4.50 | 36,393 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,343 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,320 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,986 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,818 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,746 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,307 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,443 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,561 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,502 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,574 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,257 |
| Landlocked Countries | 0 | - | 4.99 | 426,029 |
| UK Immigration by Country | 0 | - | 4.94 | 141,735 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 58,078 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,374 |
