| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,474 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,513 |
| Countries with Megacities | 0 | - | 4.99 | 266,003 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,297 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,771 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,556 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,896 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,595 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,827 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,141 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,654 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,467 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,746 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,011 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,421 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,747 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,364 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,161 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,765 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,829 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,071 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,453 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,579 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,715 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,100 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,567 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,727 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,410 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,090 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,433 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,749 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,604 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,452 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,689 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,991 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,731 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,373 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,940 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,814 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,411 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,694 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,103 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,124 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 147,153 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,695 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,708 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,680 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,013 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,288 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,717 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,644 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,825 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,212 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,064 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,563 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,083 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,732 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,470 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,541 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,067 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,195 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,861 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,267 |
| Olympic Host Countries | 0 | - | 4.98 | 201,583 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,617 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,731 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,455 |
| The Only European Country ... | 0 | - | 4.91 | 218,337 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,431 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,144 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,834 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,839 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,572 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,522 |
| Countries of Africa | 0 | - | 5.00 | 2,552,847 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,969 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,348 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,381 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,410 |
| Largest City by Island | 0 | - | 4.87 | 72,284 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,321 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,505 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,997 |
| Megacities on a World Map | 0 | - | 4.98 | 256,231 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,896 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,661 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,476 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,804 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 35,164 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,431 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,611 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,205 |
| Countries of the Middle East | 0 | - | 4.96 | 202,258 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,936 |
| Slavic Countries | 0 | - | 4.96 | 112,183 |
| African Island Countries | 0 | - | 4.96 | 102,236 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,078 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,065 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,575 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,893 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,568 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,103 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,311 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,948 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,059 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,281 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,350 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,639 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,832 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,305 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,074 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,716 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,989 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,964 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,237 |
| Boundary Waters | 0 | - | 4.92 | 88,690 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,345 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,506 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 63,093 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,810 |
| "Second Best" Geography Edition #3 | 0 | - | 4.89 | 70,811 |
| Most Populous Islands | 0 | - | 4.80 | 123,200 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,354 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,608 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,407 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,829 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,901 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,337 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,867 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,014 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,394 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,529 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,323 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,321 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,881 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,502 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,373 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,634 |
| Monarchies of Europe | 0 | - | 4.90 | 98,641 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,622 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,185 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,024 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,805 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,883 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,682 |
| Countries that Start with D | 0 | - | 4.96 | 714,436 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,749 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,046 |
| Countries that Start with H | 0 | - | 4.96 | 608,149 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,740 |
| Countries that Start with J | 0 | - | 4.98 | 605,626 |
| Countries that Start with K | 0 | - | 4.97 | 819,303 |
| Countries that Start with L | 0 | - | 4.98 | 1,095,007 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,034 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,308 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,740 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,501 |
| Countries that Start with U | 0 | - | 4.97 | 907,399 |
| Countries that Start with V | 0 | - | 4.98 | 611,206 |
| Countries that Start with F | 0 | - | 4.83 | 620,213 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,353 |
| The Only African Country ... | 0 | - | 4.99 | 129,509 |
| The Only American Country ... | 0 | - | 4.92 | 122,051 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,314 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,187 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,317 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,231 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,594 |
| European Countries with One Border | 0 | - | 4.97 | 183,504 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,243 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,626 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,750,486 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,959 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,614 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,107 |
| Biggest City by Region | 0 | - | 4.50 | 36,340 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,269 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 31,981 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,239 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,898 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,336 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,458 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,276 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,415 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,473 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,166 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,522 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.99 | 102,358 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,198 |
| Landlocked Countries | 0 | - | 4.99 | 424,074 |
| UK Immigration by Country | 0 | - | 4.94 | 141,458 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,975 |
| Countries with Major League Baseball Players | 0 | - | 4.62 | 68,260 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,859 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,706 |
| Central American Countries | 0 | - | 4.98 | 157,117 |
