| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,836 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,908 |
| Countries with Megacities | 0 | - | 4.99 | 248,191 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,798 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,358 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,179 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,296 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,939 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,382 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,157 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,580 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,157 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,630 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,958 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,523 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,096 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,346 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,798 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,580 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,264 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,667 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,202 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,616 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,787 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,772 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,542 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,435 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,801 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,697 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,950 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,415 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,360 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,403 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,668 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,949 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,070 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,429 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,360 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,212 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,176 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,933 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,639 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,787 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,924 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,630 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,233 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,834 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,087 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,308 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,988 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,149 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,797 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,243 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,151 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,849 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,780 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,898 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,292 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,383 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,916 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,939 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,555 |
| Olympic Host Countries | 0 | - | 4.98 | 199,239 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,065 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,013 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 304,950 |
| The Only European Country ... | 0 | - | 4.91 | 214,622 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,686 |
| European Countries NOT in NATO | 0 | - | 4.87 | 60,010 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,390 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,703 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,131 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,734 |
| Biggest Cities in the United States | 0 | - | 4.93 | 969,698 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,413 |
| Countries of Africa | 0 | - | 5.00 | 2,515,420 |
| Boundary Waters | 0 | - | 4.92 | 88,133 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,898 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,501 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,120 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,353 |
| Largest City by Island | 0 | - | 4.87 | 71,263 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,526 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,811 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,745 |
| Megacities on a World Map | 0 | - | 4.98 | 251,799 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,956 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,178 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,250 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,468 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,964 |
| Countries of the Middle East | 0 | - | 4.96 | 199,476 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,538 |
| Slavic Countries | 0 | - | 4.96 | 111,075 |
| African Island Countries | 0 | - | 4.96 | 101,003 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,604 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,009 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,362 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,051 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,757 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,488 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,027 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,965 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,968 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,029 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,298 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,380 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,548 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,769 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,520 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,607 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,458 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,695 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,591 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,929 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,015,076 |
| Most Populous Islands | 0 | - | 4.79 | 122,103 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,226 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,438 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,794 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,310 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,260 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,901 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,662 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,934 |
| Megacities on an Empty Map | 0 | - | 4.97 | 114,662 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,487 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,589 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,057,930 |
| Landlocked Countries | 0 | - | 4.99 | 415,358 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,372 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,591 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,516 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,600 |
| Monarchies of Europe | 0 | - | 4.90 | 97,549 |
| Monarchies of Asia | 0 | - | 4.97 | 70,729 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,908 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,542 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,310 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,946 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,517 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,229 |
| Countries that Start with D | 0 | - | 4.96 | 703,576 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,915 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,380 |
| Countries that Start with H | 0 | - | 4.96 | 599,623 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,245 |
| Countries that Start with J | 0 | - | 4.98 | 597,653 |
| Countries that Start with K | 0 | - | 4.97 | 810,906 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,790 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,717 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,361 |
| Countries that Start with S | 0 | - | 4.98 | 1,747,143 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,618 |
| Countries that Start with U | 0 | - | 4.97 | 901,056 |
| Countries that Start with V | 0 | - | 4.98 | 606,119 |
| Countries that Start with F | 0 | - | 4.83 | 613,586 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,444 |
| The Only African Country ... | 0 | - | 4.99 | 128,568 |
| The Only American Country ... | 0 | - | 4.92 | 121,017 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,860 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,359 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,214 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,690 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,318 |
| European Countries with One Border | 0 | - | 4.97 | 181,909 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,810 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,575 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,294 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 95,210 |
| Population Trivia | 0 | - | 4.32 | 27,440 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,098 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,953 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,795 |
| Biggest City by Region | 0 | - | 4.50 | 36,039 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,965 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,638 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,217 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,955 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,939 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,069 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,259 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 83,012 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,166 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,294 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,871 |
| World Capitals Quiz | 0 | - | 5.00 | 5,042,822 |
| Sahara Desert Countries | 0 | - | 4.98 | 161,300 |
| Himalayan Countries | 0 | - | 4.95 | 135,975 |
| Andean Countries | 0 | - | 4.94 | 83,171 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 62,491 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 123,629 |
| Coffee Producing Countries | 0 | - | 4.83 | 66,185 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 64,830 |
| Danube Countries | 0 | - | 4.97 | 71,266 |
| Countries With an "Ish" Demonym | 0 | - | 4.97 | 115,998 |
| Countries With an "Ese" Demonym | 0 | - | 4.97 | 85,714 |
| Countries with the Worst Passports | 0 | - | 4.94 | 82,869 |
| Countries with the Most Immigrants | 0 | - | 4.90 | 147,815 |
| European Landlocked Countries | 0 | - | 4.99 | 145,965 |
