| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,189 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,784 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,312 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,487 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,212 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,908 |
| Countries with Megacities | 0 | - | 4.99 | 246,303 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,831 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,754 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,287 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,695 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,817 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,287 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,163 |
| European Countries with One Border | 0 | - | 4.97 | 181,495 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,003 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,744 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,743 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,778 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,412 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,513 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,172 |
| Countries with the Most Borders | 0 | - | 4.97 | 385,231 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,782 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,085 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,340 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,188 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,194 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,533 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,499 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,736 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,131 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,026 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,986 |
| Countries with the Shortest Total Borders | 0 | - | 4.94 | 103,009 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,496 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,859 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.43 | 354,534 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.45 | 412,509 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,756 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,845 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,714 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,918 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,770 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,289 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,494 |
| Random Countries by Borders | 0 | - | 4.99 | 81,599 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,590 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,810 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,881 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.27 | 28,095 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,429 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.86 | 88,426 |
| Asian Countries with the Fewest Borders | 0 | - | 4.74 | 106,429 |
| Countries Bordering the EU | 0 | - | 4.75 | 72,334 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,501 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,798,285 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 424,921 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,085 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,377 |
| Countries that Border Hungary | 0 | - | 4.98 | 103,628 |
| Countries Bordering Austria | 0 | - | 4.97 | 117,678 |
| Countries Bordering Tanzania | 0 | - | 4.96 | 69,894 |
| Countries Bordering Iran | 0 | - | 4.83 | 94,734 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 64,188 |
| Countries that Border Iraq | 0 | - | 4.97 | 107,791 |
| Countries Bordering Kenya | 0 | - | 4.87 | 62,486 |
| Countries Bordering Myanmar | 0 | - | 4.87 | 77,025 |
| Countries Bordering Saudi Arabia | 0 | - | 4.95 | 118,167 |
| Countries Bordering Serbia | 0 | - | 4.96 | 91,664 |
| Countries Bordering South Africa | 0 | - | 4.97 | 92,282 |
| Countries Bordering Turkey | 0 | - | 4.98 | 116,378 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,044 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,529 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,490 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,612 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,731 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,711 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,374 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,434 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,321 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,458 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,970 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,080 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,664 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,597 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,380 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,414 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,550 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,782 |
| Olympic Host Countries | 0 | - | 4.98 | 198,782 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,745 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,378 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,915 |
| The Only European Country ... | 0 | - | 4.91 | 213,558 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,896 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,359 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,162 |
| Countries of Africa | 0 | - | 5.00 | 2,505,169 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,635 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,072 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,256 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,724 |
| Largest City by Island | 0 | - | 4.87 | 70,968 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,291 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,432 |
| Biggest European Cities by Century | 0 | - | 4.98 | 139,164 |
| Megacities on a World Map | 0 | - | 4.98 | 250,560 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,761 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,732 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,780 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,543 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,050 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,764 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,092 |
| Countries of the Middle East | 0 | - | 4.96 | 198,746 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,179 |
| Slavic Countries | 0 | - | 4.96 | 110,786 |
| African Island Countries | 0 | - | 4.96 | 100,686 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,463 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,204 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,856 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,689 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,605 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,388 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,956 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 138,832 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,690 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,510 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,611 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,687 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,120 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,095 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,214 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,485 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,173 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,332 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,147 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,443 |
| Bordering Countries by HDI Difference | 0 | - | 4.91 | 51,628 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 81,247 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.86 | 95,848 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 179,285 |
| Monarchies Bordering Monarchies | 0 | - | 4.85 | 59,935 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,631 |
| Most Populous Islands | 0 | - | 4.78 | 121,921 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,191 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,396 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,076 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,850 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,133 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,519 |
| Biggest Cities Near a Border | 0 | - | 4.21 | 31,731 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,706 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,373 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,234 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,114 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,263 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,277 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,307 |
| Monarchies of Europe | 0 | - | 4.90 | 97,231 |
| Monarchies of Asia | 0 | - | 4.97 | 70,546 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,786 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,392 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,594 |
| Countries that Start with A | 0 | - | 4.98 | 2,145,097 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,380 |
| Countries that Start with C | 0 | - | 4.96 | 1,809,101 |
| Countries that Start with D | 0 | - | 4.96 | 700,723 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,551 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,743 |
| Countries that Start with H | 0 | - | 4.96 | 597,247 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,434 |
| Countries that Start with J | 0 | - | 4.98 | 595,327 |
| Countries that Start with K | 0 | - | 4.96 | 808,768 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,144 |
| Countries that Start with N | 0 | - | 4.93 | 1,109,007 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,824 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,473 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,596 |
| Countries that Start with U | 0 | - | 4.97 | 899,424 |
| Countries that Start with V | 0 | - | 4.98 | 604,657 |
| Countries that Start with F | 0 | - | 4.83 | 611,625 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,499 |
| The Only African Country ... | 0 | - | 4.99 | 128,289 |
| The Only American Country ... | 0 | - | 4.92 | 120,675 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,746 |
| Bordering Countries by Clue #1 | 0 | - | 4.97 | 82,611 |
| Bordering Countries by Clue #2 | 0 | - | 4.95 | 86,280 |
| Walking Across Borders with Hints #1 | 0 | - | 4.95 | 107,144 |
| Walking Across Borders with Hints #2 | 0 | - | 4.97 | 86,126 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,207 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,975 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,244 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,941 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,028 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,876 |
| Boundary Waters | 0 | - | 4.92 | 88,002 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,790 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,196 |
