| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,613 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,361 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,388 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,696 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,517 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,001 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 332,607 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,019 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,244 |
| Countries with Megacities | 0 | - | 4.99 | 265,385 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,070 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,655 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,311 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,728 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,450,072 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,427 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,047 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,451 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,321 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,670 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 93,871 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,332 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,965 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,765 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,897 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,301 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,454 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,585 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,038 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,260 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,895 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,419 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,865 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,328 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,527 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,589 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,607 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,689 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,507 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,129 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,535 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,666 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,649 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,603 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,700 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,171 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,912 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,360 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,185 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,661 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,425 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 77,933 |
| Biggest Cities in the World | 0 | - | 4.91 | 802,474 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,648 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,931 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,870 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,502 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,187 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,520 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,380 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,403 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,998 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 147,638 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,377 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,949 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,356 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,561 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,339 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,422 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,946 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,064 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,541 |
| Biggest Cities in the United States | 0 | - | 4.94 | 982,708 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,139 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,968 |
| Olympic Host Countries | 0 | - | 4.98 | 201,351 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,426 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 116,372 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 311,653 |
| The Only European Country ... | 0 | - | 4.91 | 217,893 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,123 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,909 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,794 |
| Countries of Africa | 0 | - | 5.00 | 2,549,175 |
| Biggest Cities in History | 0 | - | 4.52 | 90,383 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 78,542 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,589 |
| Commonwealth of Nations Countries | 0 | - | 4.95 | 237,871 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,141 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 104,248 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,633 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 70,217 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,774 |
| Countries Bordering China Since 1914 | 0 | - | 4.92 | 95,648 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,935 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,324 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,242 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,214 |
| Largest City by Island | 0 | - | 4.87 | 72,176 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,363 |
| Megacities on a World Map | 0 | - | 4.98 | 255,792 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,239 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,584 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,336 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,513 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,070 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,886 |
| Former Capitals | 0 | - | 4.88 | 71,566 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,332,196 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,829 |
| Countries of the Middle East | 0 | - | 4.96 | 201,960 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,760 |
| Slavic Countries | 0 | - | 4.96 | 112,038 |
| African Island Countries | 0 | - | 4.96 | 102,090 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,016 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 83,107 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 51,948 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,027,340 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,406 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,956 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,124 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,797 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,828 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,140 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,204 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,799 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,543 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,701 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,162 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,900 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,572 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,774 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,814 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 102,100 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,915 |
| Most Populous Islands | 0 | - | 4.80 | 123,126 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,339 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,590 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,244 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,561 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,275 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,355 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,872 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,290 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,448 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,148 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,743 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,232 |
| Biggest British Empire Countries | 0 | - | 4.74 | 100,280 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,269 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,721 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,392 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,302 |
| 10 Easternmost Countries in Africa | 0 | - | 4.98 | 22,376 |
| Monarchies of Europe | 0 | - | 4.90 | 98,489 |
| Monarchies of Asia | 0 | - | 4.97 | 71,317 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,575 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,100 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,771 |
| Countries that Start with A | 0 | - | 4.98 | 2,169,315 |
| Countries that Start with B | 0 | - | 4.95 | 2,300,391 |
| Countries that Start with C | 0 | - | 4.96 | 1,826,873 |
| Countries that Start with D | 0 | - | 4.96 | 713,133 |
| Countries that Start with E | 0 | - | 4.95 | 1,381,240 |
| Countries that Start with G | 0 | - | 4.97 | 1,507,492 |
| Countries that Start with H | 0 | - | 4.96 | 607,216 |
| Countries that Start with I | 0 | - | 4.92 | 1,291,532 |
| Countries that Start with J | 0 | - | 4.98 | 604,738 |
| Countries that Start with K | 0 | - | 4.97 | 818,333 |
| Countries that Start with L | 0 | - | 4.98 | 1,093,819 |
| Countries that Start with N | 0 | - | 4.93 | 1,120,865 |
| Countries that Start with P | 0 | - | 4.94 | 1,219,217 |
| Countries that Start with S | 0 | - | 4.98 | 1,759,150 |
| Countries that Start with T | 0 | - | 4.90 | 1,012,250 |
| Countries that Start with U | 0 | - | 4.97 | 906,357 |
| Countries that Start with V | 0 | - | 4.98 | 610,667 |
| Countries that Start with F | 0 | - | 4.83 | 619,493 |
| Countries that Start with M | 0 | - | 4.97 | 1,385,100 |
| The Only African Country ... | 0 | - | 4.99 | 129,397 |
| The Only American Country ... | 0 | - | 4.92 | 121,930 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,271 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,104 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,192 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,054 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,447 |
| European Countries with One Border | 0 | - | 4.97 | 183,317 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,091 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,522 |
| Boundary Waters | 0 | - | 4.92 | 88,636 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,309 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,405 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,931 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,728 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,701 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,166 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,818 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,076 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,275 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,921 |
| UK Immigration by Country | 0 | - | 4.94 | 141,297 |
