| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,129 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,073 |
| Countries with Megacities | 0 | - | 4.99 | 264,978 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,894 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,574 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,156 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,647 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,449,133 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,207 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,998 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,337 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,245 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,612 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,801 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,273 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,493 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 124,508 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,672 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,931 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,727 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,796 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,217 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,378 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,540 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,014 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,318 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,558 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,329 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,957 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,361 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,666 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,454 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,264 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,432 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,890 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,334 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,556 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,454 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,316 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,764 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,407 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,610 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,580 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,953 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,804 |
| Biggest Cities in the World | 0 | - | 4.91 | 801,764 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,618 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,884 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,623 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,114 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,409 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,236 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,159 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,879 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 145,235 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,279 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,874 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,456 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,249 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,359 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,890 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,992 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,357 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,716 |
| Olympic Host Countries | 0 | - | 4.98 | 201,214 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,162 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,822 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,165 |
| The Only European Country ... | 0 | - | 4.91 | 217,604 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,929 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,713 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,760 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,918 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,313 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,049 |
| Biggest Cities in the United States | 0 | - | 4.94 | 981,849 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,945 |
| Countries of Africa | 0 | - | 5.00 | 2,546,732 |
| Boundary Waters | 0 | - | 4.92 | 88,610 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,279 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,338 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,670 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,141 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,098 |
| Largest City by Island | 0 | - | 4.87 | 72,117 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,216 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,286 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,834 |
| Megacities on a World Map | 0 | - | 4.98 | 255,554 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,550 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,254 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,368 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,796 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,559 |
| Countries of the Middle East | 0 | - | 4.96 | 201,802 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,651 |
| Slavic Countries | 0 | - | 4.96 | 111,956 |
| African Island Countries | 0 | - | 4.96 | 101,932 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,989 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,733 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.83 | 50,792 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,310 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,856 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,938 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,710 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,448 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,001 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,093 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,740 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,442 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,506 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,839 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,545 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,408 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,287 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,472 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,795 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,331,434 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,026,508 |
| Most Populous Islands | 0 | - | 4.80 | 123,090 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,330 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,581 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,161 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,388 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,202 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,620 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,463 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,245 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,036 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,803 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,236 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,028 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,630,617 |
| Landlocked Countries | 0 | - | 4.99 | 422,584 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,153 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,624 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,324 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,253 |
| Monarchies of Europe | 0 | - | 4.90 | 98,410 |
| Monarchies of Asia | 0 | - | 4.97 | 71,270 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,527 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,058 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,616 |
| Countries that Start with A | 0 | - | 4.98 | 2,167,874 |
| Countries that Start with B | 0 | - | 4.95 | 2,299,119 |
| Countries that Start with C | 0 | - | 4.96 | 1,825,877 |
| Countries that Start with D | 0 | - | 4.96 | 712,392 |
| Countries that Start with E | 0 | - | 4.95 | 1,380,388 |
| Countries that Start with G | 0 | - | 4.97 | 1,506,645 |
| Countries that Start with H | 0 | - | 4.96 | 606,680 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,844 |
| Countries that Start with J | 0 | - | 4.98 | 604,253 |
| Countries that Start with K | 0 | - | 4.97 | 817,826 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,166 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,218 |
| Countries that Start with P | 0 | - | 4.94 | 1,218,576 |
| Countries that Start with S | 0 | - | 4.98 | 1,758,267 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,694 |
| Countries that Start with U | 0 | - | 4.97 | 905,963 |
| Countries that Start with V | 0 | - | 4.98 | 610,387 |
| Countries that Start with F | 0 | - | 4.83 | 619,097 |
| Countries that Start with M | 0 | - | 4.97 | 1,384,432 |
| The Only African Country ... | 0 | - | 4.99 | 129,313 |
| The Only American Country ... | 0 | - | 4.92 | 121,858 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,228 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,914 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,093 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,929 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,329 |
| European Countries with One Border | 0 | - | 4.97 | 183,202 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,978 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,445 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,739 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,077 |
| Population Trivia | 0 | - | 4.32 | 27,524 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,790 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,580 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,060 |
| Biggest City by Region | 0 | - | 4.50 | 36,298 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,211 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,053 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,679 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,946 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,176 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,240 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,388 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,376 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,811 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,475 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,157 |
| World Capitals Quiz | 0 | - | 5.00 | 5,086,964 |
| Sahara Desert Countries | 0 | - | 4.98 | 164,824 |
| Himalayan Countries | 0 | - | 4.95 | 139,004 |
| Andean Countries | 0 | - | 4.93 | 84,784 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,010 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,087 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,597 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 65,919 |
| Danube Countries | 0 | - | 4.97 | 72,094 |
| Countries With an "Ish" Demonym | 0 | - | 4.98 | 117,120 |
