| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,859 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,621 |
| Countries with Megacities | 0 | - | 4.99 | 247,546 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,457 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,200 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,873 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,125 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,278 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,947 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,022 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,270 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,021 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,562 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,811 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,406 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,866 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,181 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,348 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,394 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,207 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,479 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,071 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,498 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,690 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,610 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,417 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,362 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,703 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,643 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,899 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,318 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,224 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,245 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,642 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,891 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,998 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,149 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,147 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,985 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,066 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,873 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,522 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,685 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,734 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,347 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,177 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 113,741 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,008 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,196 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,793 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,855 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,275 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,038 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,504 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,658 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,626 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,716 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,147 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,254 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,813 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,792 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,243 |
| Olympic Host Countries | 0 | - | 4.98 | 199,031 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,909 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,749 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,223 |
| The Only European Country ... | 0 | - | 4.91 | 214,148 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,359 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,757 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,319 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,681 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,112 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,018 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,919 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,096 |
| Countries of Africa | 0 | - | 5.00 | 2,511,034 |
| Boundary Waters | 0 | - | 4.92 | 88,080 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,851 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,390 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,746 |
| Biggest Cities by Language | 0 | - | 4.96 | 236,989 |
| Largest City by Island | 0 | - | 4.87 | 71,122 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,438 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,645 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,335 |
| Megacities on a World Map | 0 | - | 4.98 | 251,268 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,870 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,949 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,954 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,278 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,600 |
| Countries of the Middle East | 0 | - | 4.96 | 199,161 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,378 |
| Slavic Countries | 0 | - | 4.96 | 110,951 |
| African Island Countries | 0 | - | 4.96 | 100,882 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,546 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,756 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,158 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,880 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,610 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,288 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,900 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,764 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,810 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,893 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,203 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,250 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,400 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,654 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,383 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,496 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,344 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,574 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,770 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,320,807 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,153 |
| Most Populous Islands | 0 | - | 4.79 | 122,046 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,417 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,756 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,213 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,149 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,594 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,609 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,419 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,628 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,368 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,412 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,978,261 |
| Landlocked Countries | 0 | - | 4.99 | 414,342 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,278 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,466 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,420 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,432 |
| 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 | 56,866 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,473 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,013 |
| Countries that Start with A | 0 | - | 4.97 | 2,148,567 |
| Countries that Start with B | 0 | - | 4.95 | 2,281,330 |
| Countries that Start with C | 0 | - | 4.96 | 1,811,516 |
| Countries that Start with D | 0 | - | 4.96 | 702,374 |
| Countries that Start with E | 0 | - | 4.95 | 1,368,504 |
| Countries that Start with G | 0 | - | 4.97 | 1,493,881 |
| Countries that Start with H | 0 | - | 4.96 | 598,638 |
| Countries that Start with I | 0 | - | 4.92 | 1,281,094 |
| Countries that Start with J | 0 | - | 4.98 | 596,693 |
| Countries that Start with K | 0 | - | 4.97 | 810,024 |
| Countries that Start with L | 0 | - | 4.98 | 1,083,653 |
| Countries that Start with N | 0 | - | 4.93 | 1,110,553 |
| Countries that Start with P | 0 | - | 4.94 | 1,209,296 |
| Countries that Start with S | 0 | - | 4.98 | 1,745,631 |
| Countries that Start with T | 0 | - | 4.90 | 1,004,786 |
| Countries that Start with U | 0 | - | 4.97 | 900,396 |
| Countries that Start with V | 0 | - | 4.98 | 605,532 |
| Countries that Start with F | 0 | - | 4.83 | 612,762 |
| Countries that Start with M | 0 | - | 4.97 | 1,374,220 |
| The Only African Country ... | 0 | - | 4.98 | 128,427 |
| The Only American Country ... | 0 | - | 4.92 | 120,850 |
| 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 | 95,111 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,520 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,161 |
| European Countries with One Border | 0 | - | 4.97 | 181,752 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,649 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,349 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,216 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,078 |
| Population Trivia | 0 | - | 4.32 | 27,429 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,991 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,922 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,746 |
| Biggest City by Region | 0 | - | 4.50 | 36,015 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,927 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,572 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,152 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,669 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,712 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,040 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,243 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,949 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,926 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,267 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,844 |
| World Capitals Quiz | 0 | - | 5.00 | 5,036,249 |
| Sahara Desert Countries | 0 | - | 4.98 | 160,882 |
| Himalayan Countries | 0 | - | 4.95 | 135,609 |
| Andean Countries | 0 | - | 4.94 | 82,963 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,327 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,371 |
| Coffee Producing Countries | 0 | - | 4.81 | 66,029 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,703 |
| Danube Countries | 0 | - | 4.97 | 71,152 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,853 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,609 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,631 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,548 |
| European Landlocked Countries | 0 | - | 4.99 | 145,847 |
