| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,968 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,146 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,742 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,274 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,459 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,850 |
| Countries with Megacities | 0 | - | 4.99 | 246,135 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,763 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,661 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,383 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,984 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,848 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,713 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,661 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,740 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,390 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,477 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,454 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,664 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,834 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,284 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,131 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,495 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,476 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,707 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,083 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,984 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,950 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,688 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,793 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,669 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,887 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,756 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,795 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,453 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,127 |
| European Countries with One Border | 0 | - | 4.97 | 181,440 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,958 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,363 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,101 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,795 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,410 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,024 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,427 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,381 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,449 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,624 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,545 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,299 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,367 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,382 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,928 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,042 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,624 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,537 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,698 |
| Olympic Host Countries | 0 | - | 4.98 | 198,734 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,696 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,317 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,655 |
| The Only European Country ... | 0 | - | 4.91 | 213,450 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,810 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,300 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,596 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,632 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,868 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,712 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,178 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,770 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,475 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,008 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,120 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,639 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,278 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,325 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,187 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,903 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,442 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,119 |
| Countries of Africa | 0 | - | 5.00 | 2,503,991 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,491 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,402 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,067 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.27 | 28,091 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,181 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,666 |
| Largest City by Island | 0 | - | 4.87 | 70,931 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,187 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,381 |
| Biggest European Cities by Century | 0 | - | 4.98 | 129,216 |
| Megacities on a World Map | 0 | - | 4.98 | 250,117 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,509 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,709 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,732 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,449 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,974 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,487 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,010 |
| Countries of the Middle East | 0 | - | 4.96 | 198,681 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,127 |
| Slavic Countries | 0 | - | 4.96 | 110,765 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,153 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,787 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 102,987 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,264 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,572 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,345 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,891 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,635 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,455 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,571 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,665 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,100 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,180 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,312 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,124 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,412 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,249 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,919 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,296 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,413 |
| Countries Bordering the EU | 0 | - | 4.75 | 72,279 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,819 |
| Boundary Waters | 0 | - | 4.92 | 87,989 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,165 |
| Most Populous Islands | 0 | - | 4.78 | 121,900 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,188 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,387 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,044 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,681 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,065 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,500 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 31,719 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,554 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,312 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,205 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,092 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,193 |
| Monarchies of Asia | 0 | - | 4.97 | 70,529 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,766 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,375 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,516 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,440 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,836 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,621 |
| Countries that Start with D | 0 | - | 4.96 | 700,419 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,175 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,351 |
| Countries that Start with H | 0 | - | 4.96 | 596,983 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,103 |
| Countries that Start with J | 0 | - | 4.98 | 595,053 |
| Countries that Start with K | 0 | - | 4.96 | 808,545 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,844 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,694 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,539 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,083 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,368 |
| Countries that Start with U | 0 | - | 4.97 | 898,978 |
| Countries that Start with V | 0 | - | 4.98 | 604,479 |
| Countries that Start with F | 0 | - | 4.83 | 611,407 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,144 |
| The Only African Country ... | 0 | - | 4.99 | 128,253 |
| The Only American Country ... | 0 | - | 4.92 | 120,644 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,192 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,953 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,193 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,897 |
| Random Countries by Borders | 0 | - | 4.99 | 81,571 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,000 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,825 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,764 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,825 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,878 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,640 |
| Biggest City by Region | 0 | - | 4.50 | 35,960 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,860 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,470 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,033 |