| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 327,669 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,531 |
| Countries with Megacities | 0 | - | 4.99 | 249,494 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,379 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,690 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,713 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,660 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,441,125 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,158 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,371 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,073 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,453 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,148 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,194 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,738 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,418 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,666 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,609 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,080 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,385 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,985 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,509 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,825 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,992 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,155 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,933 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 75,938 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 91,326 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,040 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,309 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,912 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,608 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,704 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,721 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,058 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,221 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,004 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,912 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,642 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,457 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,077 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,888 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,428 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,505 |
| Biggest Cities in the World | 0 | - | 4.91 | 794,950 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,352 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,366 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,231 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,502 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,279 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,582 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,588 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,614 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,134 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,148 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,035 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,229 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,520 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,602 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,108 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,190 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,479 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,166 |
| Olympic Host Countries | 0 | - | 4.98 | 199,833 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,388 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,502 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 306,802 |
| The Only European Country ... | 0 | - | 4.91 | 215,487 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,341 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,495 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,511 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,753 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,182 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 415,752 |
| Biggest Cities in the United States | 0 | - | 4.93 | 973,283 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,064 |
| Countries of Africa | 0 | - | 5.00 | 2,524,591 |
| Boundary Waters | 0 | - | 4.92 | 88,297 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,018 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,731 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,737 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,679 |
| Largest City by Island | 0 | - | 4.87 | 71,510 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,656 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,452 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,075 |
| Megacities on a World Map | 0 | - | 4.98 | 252,609 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,084 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,496 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,823 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,870 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,707 |
| Countries of the Middle East | 0 | - | 4.96 | 200,197 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,837 |
| Slavic Countries | 0 | - | 4.96 | 111,341 |
| African Island Countries | 0 | - | 4.96 | 101,256 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,725 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,511 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 46,019 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,443 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,086 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,891 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,435 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,382 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,259 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,329 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,446 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,619 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,798 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,003 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,807 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,817 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,661 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,918 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 575,981 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,324,480 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,018,501 |
| Most Populous Islands | 0 | - | 4.80 | 122,673 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,257 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,477 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,878 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,523 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,527 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,311 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,789 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 343,989 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,743 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,645 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,959 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,222,344 |
| Landlocked Countries | 0 | - | 4.99 | 417,387 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,599 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,894 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,807 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,806 |
| Monarchies of Europe | 0 | - | 4.90 | 97,787 |
| Monarchies of Asia | 0 | - | 4.97 | 70,886 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,039 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,699 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,908 |
| Countries that Start with A | 0 | - | 4.98 | 2,155,734 |
| Countries that Start with B | 0 | - | 4.95 | 2,287,850 |
| Countries that Start with C | 0 | - | 4.96 | 1,816,723 |
| Countries that Start with D | 0 | - | 4.96 | 705,918 |
| Countries that Start with E | 0 | - | 4.95 | 1,372,819 |
| Countries that Start with G | 0 | - | 4.97 | 1,498,349 |
| Countries that Start with H | 0 | - | 4.96 | 601,603 |
| Countries that Start with I | 0 | - | 4.92 | 1,284,535 |
| Countries that Start with J | 0 | - | 4.98 | 599,566 |
| Countries that Start with K | 0 | - | 4.97 | 812,715 |
| Countries that Start with L | 0 | - | 4.98 | 1,087,105 |
| Countries that Start with N | 0 | - | 4.93 | 1,114,008 |
| Countries that Start with P | 0 | - | 4.94 | 1,212,773 |
| Countries that Start with S | 0 | - | 4.98 | 1,750,200 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,310 |
| Countries that Start with U | 0 | - | 4.97 | 902,434 |
| Countries that Start with V | 0 | - | 4.98 | 607,582 |
| Countries that Start with F | 0 | - | 4.83 | 615,189 |
| Countries that Start with M | 0 | - | 4.97 | 1,377,881 |
| The Only African Country ... | 0 | - | 4.99 | 128,782 |
| The Only American Country ... | 0 | - | 4.92 | 121,259 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,969 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,535 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,529 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,076 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,609 |
| European Countries with One Border | 0 | - | 4.97 | 182,260 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,113 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,805 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,432 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,451 |
| Population Trivia | 0 | - | 4.32 | 27,461 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,286 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,014 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,872 |
| Biggest City by Region | 0 | - | 4.50 | 36,085 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,020 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,731 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,330 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,407 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,263 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,124 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,302 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,115 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,548 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,330 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 41,973 |
| World Capitals Quiz | 0 | - | 5.00 | 5,055,075 |
| Sahara Desert Countries | 0 | - | 4.98 | 162,268 |
| Himalayan Countries | 0 | - | 4.95 | 136,799 |
| Andean Countries | 0 | - | 4.95 | 83,626 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,882 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 124,192 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,554 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,147 |
| Danube Countries | 0 | - | 4.97 | 71,499 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 116,328 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,914 |
| Countries with the Worst Passports | 0 | - | 4.94 | 83,328 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 148,348 |
