| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 331,614 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,911 |
| Countries with Megacities | 0 | - | 4.99 | 264,595 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,748 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,473 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,012 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,546 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,448,257 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,988 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,942 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,197 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,153 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,563 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,737 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,220 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,421 |
| Countries of Europe by Population | 0 | - | 4.98 | 181,438 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,874 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,432 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,701 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,729 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,153 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,334 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,491 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,985 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,228 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,509 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,300 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,911 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,337 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,641 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,410 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,192 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,353 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,226 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,772 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,820 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,325 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,228 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,652 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,335 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,874 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,574 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,520 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,316 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,522 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,907 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,679 |
| Biggest Cities in the World | 0 | - | 4.91 | 800,891 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,581 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,585 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,058 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,269 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,011 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,861 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,725 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 134,791 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,118 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,756 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,246 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,158 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,272 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,819 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,898 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,097 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,544 |
| Olympic Host Countries | 0 | - | 4.98 | 201,095 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,094 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,657 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 310,715 |
| The Only European Country ... | 0 | - | 4.91 | 217,363 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,779 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,560 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,737 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 418,714 |
| Biggest Cities in the United States | 0 | - | 4.94 | 980,994 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,748 |
| Countries of Africa | 0 | - | 5.00 | 2,544,582 |
| Countries with Four Letters | 0 | - | 4.99 | 423,316 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,908 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,301 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,053 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,963 |
| Largest City by Island | 0 | - | 4.87 | 72,059 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,161 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,194 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,758 |
| Megacities on a World Map | 0 | - | 4.98 | 255,321 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 579,374 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,510 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,182 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,209 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 168,693 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,330,615 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 219,343 |
| Countries of the Middle East | 0 | - | 4.96 | 201,654 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,545 |
| Slavic Countries | 0 | - | 4.96 | 111,876 |
| African Island Countries | 0 | - | 4.96 | 101,862 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,960 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,619 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,426 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,025,681 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 139,775 |
| Can You Name These 50 Random Countries? | 0 | - | 4.99 | 217,382 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,608 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,335 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,905 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,008 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,706 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,390 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,423 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,787 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,468 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,356 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,219 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,430 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,132 |
| Boundary Waters | 0 | - | 4.92 | 88,576 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.86 | 35,254 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,276 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 62,723 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,613 |
| Most Populous Islands | 0 | - | 4.80 | 123,043 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,325 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,566 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,152 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,530 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,347 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,214 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 346,711 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,704 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,175 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,339 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 226,903 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,087 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,537 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,266 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,198 |
| Monarchies of Europe | 0 | - | 4.90 | 98,340 |
| Monarchies of Asia | 0 | - | 4.97 | 71,216 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,488 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,013 |
| Shortest Country Name A-Z | 0 | - | 4.99 | 237,670 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 136,460 |
| Countries that Start with A | 0 | - | 4.98 | 2,166,513 |
| Countries that Start with B | 0 | - | 4.95 | 2,297,911 |
| Countries that Start with C | 0 | - | 4.96 | 1,824,899 |
| Countries that Start with D | 0 | - | 4.96 | 711,675 |
| Countries that Start with E | 0 | - | 4.95 | 1,379,553 |
| Countries that Start with G | 0 | - | 4.97 | 1,505,831 |
| Countries that Start with H | 0 | - | 4.96 | 606,191 |
| Countries that Start with I | 0 | - | 4.92 | 1,290,179 |
| Countries that Start with J | 0 | - | 4.98 | 603,801 |
| Countries that Start with K | 0 | - | 4.97 | 817,327 |
| Countries that Start with L | 0 | - | 4.98 | 1,092,533 |
| Countries that Start with N | 0 | - | 4.93 | 1,119,576 |
| Countries that Start with P | 0 | - | 4.94 | 1,217,979 |
| Countries that Start with S | 0 | - | 4.98 | 1,757,442 |
| Countries that Start with T | 0 | - | 4.90 | 1,011,232 |
| Countries that Start with U | 0 | - | 4.97 | 905,625 |
| Countries that Start with V | 0 | - | 4.98 | 610,130 |
| Countries that Start with F | 0 | - | 4.83 | 618,712 |
| Countries that Start with M | 0 | - | 4.97 | 1,383,713 |
| The Only African Country ... | 0 | - | 4.99 | 129,267 |
| The Only American Country ... | 0 | - | 4.92 | 121,807 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,204 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 72,882 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,034 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,837 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,247 |
| European Countries with One Border | 0 | - | 4.97 | 183,109 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,883 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,391 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,587,477 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,742 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,565 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,044 |
| Biggest City by Region | 0 | - | 4.50 | 36,282 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,193 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,000 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,629 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 224,805 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,082 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,225 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,379 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,360 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 115,690 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,455 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,143 |
| Landlocked Countries | 0 | - | 4.99 | 422,038 |
| UK Immigration by Country | 0 | - | 4.94 | 141,153 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.42 | 57,881 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 68,090 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 95,676 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 56,549 |
| Central American Countries | 0 | - | 4.98 | 156,757 |
| Caribbean Countries and Territories | 0 | - | 4.81 | 112,951 |
| Total United States Immigration by Country | 0 | - | 4.91 | 111,859 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,252 |
