| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,292 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,751 |
| Countries with Megacities | 0 | - | 4.99 | 249,924 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,597 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,832 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,910 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,820 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,241 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,457 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,454 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,235 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,567 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,207 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,283 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,838 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,560 |
| Countries of Europe by Population | 0 | - | 4.98 | 179,892 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,278 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,786 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,451 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,106 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,615 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,903 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,087 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,777 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,640 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,029 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,018 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,172 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,118 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,387 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,015 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,707 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,808 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,250 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,346 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,873 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,531 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,742 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,129 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,973 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.64 | 64,096 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,267 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,536 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,746 |
| Biggest Cities in the World | 0 | - | 4.91 | 795,889 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,286 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,385 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,443 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,613 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,372 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,741 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,865 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,757 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,480 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,259 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,114 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,333 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,582 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,690 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,153 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,277 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,688 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,359 |
| Olympic Host Countries | 0 | - | 4.98 | 200,124 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,509 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,676 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,502 |
| The Only European Country ... | 0 | - | 4.91 | 215,789 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,582 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,636 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,542 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,093 |
| Biggest Cities in the United States | 0 | - | 4.93 | 974,591 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,318 |
| Countries of Africa | 0 | - | 5.00 | 2,528,059 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,776 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,199 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,933 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,853 |
| Largest City by Island | 0 | - | 4.87 | 71,582 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,706 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,560 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,167 |
| Megacities on a World Map | 0 | - | 4.98 | 252,945 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,517 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,148 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,601 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,023 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,596 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,983 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,532 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 217,963 |
| Countries of the Middle East | 0 | - | 4.96 | 200,607 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,916 |
| Slavic Countries | 0 | - | 4.96 | 111,417 |
| African Island Countries | 0 | - | 4.96 | 101,350 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,764 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,668 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,236 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,019,706 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,572 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,197 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,061 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,668 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,541 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,347 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,448 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,485 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,898 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,899 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,226 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,911 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,900 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,757 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,001 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,911 |
| Boundary Waters | 0 | - | 4.92 | 88,345 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,053 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,840 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,075 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,289 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,214 |
| Most Populous Islands | 0 | - | 4.80 | 122,739 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,266 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,488 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,606 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,606 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,476 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,834 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,399 |
| Megacities on an Empty Map | 0 | - | 4.97 | 117,960 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,724 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,114 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,672 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,979 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,866 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,882 |
| Monarchies of Europe | 0 | - | 4.90 | 97,878 |
| Monarchies of Asia | 0 | - | 4.97 | 70,927 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,163 |
| Asian Country Superlatives | 0 | - | 4.85 | 80,744 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,150 |
| Countries that Start with A | 0 | - | 4.98 | 2,157,435 |
| Countries that Start with B | 0 | - | 4.95 | 2,289,409 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,024 |
| Countries that Start with D | 0 | - | 4.96 | 706,815 |
| Countries that Start with E | 0 | - | 4.95 | 1,373,877 |
| Countries that Start with G | 0 | - | 4.97 | 1,499,504 |
| Countries that Start with H | 0 | - | 4.96 | 602,343 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,411 |
| Countries that Start with J | 0 | - | 4.98 | 600,297 |
| Countries that Start with K | 0 | - | 4.97 | 813,406 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,179 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,111 |
| Countries that Start with P | 0 | - | 4.94 | 1,213,593 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,368 |
| Countries that Start with T | 0 | - | 4.90 | 1,007,949 |
| Countries that Start with U | 0 | - | 4.97 | 902,904 |
| Countries that Start with V | 0 | - | 4.98 | 608,020 |
| Countries that Start with F | 0 | - | 4.83 | 615,802 |
| Countries that Start with M | 0 | - | 4.97 | 1,378,781 |
| The Only African Country ... | 0 | - | 4.99 | 128,873 |
| The Only American Country ... | 0 | - | 4.92 | 121,346 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,029 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,591 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,622 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,171 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,708 |
| European Countries with One Border | 0 | - | 4.97 | 182,418 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,241 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,923 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,281,053 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,347 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,032 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,898 |
| Biggest City by Region | 0 | - | 4.50 | 36,104 |
| Most Populous 2nd Cities | 0 | - | 4.77 | 57,038 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,760 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,359 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,676 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,399 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,138 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,311 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,144 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,757 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,345 |
| All 100k+ Cities in Europe on a Map | 0 | - | 4.98 | 100,872 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,028 |
| Landlocked Countries | 0 | - | 4.99 | 418,155 |
| UK Immigration by Country | 0 | - | 4.94 | 140,584 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,725 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,732 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,138 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,231 |
| Central American Countries | 0 | - | 4.98 | 155,806 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,250 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,654 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 49,185 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,911 |
