| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,307 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,048 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 93,209 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 68,505 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.97 | 5,033 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 125,388 |
| Countries with Megacities | 0 | - | 4.99 | 196,505 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 170,940 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 97,587 |
| Countries With More than 200 Million People | 0 | - | 4.93 | 94,868 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.97 | 63,544 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 247,152 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,308,907 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 348,810 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 206,588 |
| European Countries with One Border | 0 | - | 4.96 | 150,264 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 144,157 |
| Asian Countries with the Fewest Borders | 0 | - | 4.82 | 88,129 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 65,929 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 244,639 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 108,792 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 89,818 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.93 | 68,325 |
| Countries with the Most Borders | 0 | - | 4.97 | 359,270 |
| Countries of Europe by Population | 0 | - | 4.98 | 125,985 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 204,921 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,398 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,508 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,008 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,574 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 66,845 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 86,780 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,515 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 143,498 |
| Countries with the Shortest Total Borders | 0 | - | 4.92 | 81,724 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 136,933 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,521 |
| Countries of Africa by Borders in 30 Seconds | 0 | - | 4.44 | 336,057 |
| Asian Countries by Borders in 30 Seconds | 0 | - | 4.57 | 375,425 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 204,728 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 160,546 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,001 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.91 | 80,679 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.90 | 84,579 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 145,624 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 161,705 |
| Most Powerful Countries Bordering Each Other | 0 | - | 4.84 | 48,828 |
| Random Countries by Borders | 0 | - | 4.99 | 66,261 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,480 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,369 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,660 |
| Most Populated Countries Bordering the Indian Ocean | 0 | - | 4.28 | 27,332 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,574 |
| Countries Bordering the Mediterranean - Map Quiz | 0 | - | 4.89 | 81,445 |
| Countries Bordering the EU | 0 | - | 4.72 | 53,514 |
| Biggest Cities in the World | 0 | - | 4.89 | 685,086 |
| Countries by Borders in 90 Seconds | 0 | - | 4.99 | 3,384,679 |
| Europe by Borders in 30 Seconds | 0 | - | 4.98 | 385,296 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.38 | 66,795 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 92,931 |
| Countries that Border Hungary | 0 | - | 4.98 | 96,067 |
| Countries Bordering Austria | 0 | - | 4.97 | 109,890 |
| Countries Bordering Tanzania | 0 | - | 4.97 | 66,233 |
| Countries Bordering Iran | 0 | - | 4.84 | 88,068 |
| Countries Bordering D.R. Congo | 0 | - | 4.97 | 60,084 |
| Countries that Border Iraq | 0 | - | 4.97 | 101,502 |
| Countries Bordering Kenya | 0 | - | 4.85 | 57,917 |
| Countries Bordering Myanmar | 0 | - | 4.85 | 70,850 |
| Countries Bordering Saudi Arabia | 0 | - | 4.94 | 111,810 |
| Countries Bordering Serbia | 0 | - | 4.95 | 82,884 |
| Countries Bordering South Africa | 0 | - | 4.97 | 78,310 |
| Countries Bordering Turkey | 0 | - | 4.98 | 108,772 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 116,814 |
| Biggest City by Time Zone | 0 | - | 4.84 | 54,190 |
| Biggest City in Every Country | 0 | - | 4.97 | 78,559 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 169,249 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 91,812 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 95,866 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 64,704 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 71,164 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 370,333 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 65,035 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,283 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,564 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,293 |
| Biggest Cities in the United States | 0 | - | 4.92 | 814,103 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 333,084 |
| Countries That Use the Euro | 0 | - | 4.92 | 62,532 |
| Olympic Host Countries | 0 | - | 4.98 | 161,525 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 91,845 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 232,385 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 45,993 |
| The Only European Country ... | 0 | - | 4.94 | 177,720 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,142 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.92 | 86,588 |
| Countries of Africa | 0 | - | 5.00 | 2,160,593 |
| Most Populous Countries by Year | 0 | - | 4.80 | 93,491 |
| Most Populous Country by First Two Letters | 0 | - | 4.75 | 66,815 |
| Demographics Multiple Choice | 0 | - | 4.66 | 39,725 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 108,856 |
| Biggest Cities by Language | 0 | - | 4.95 | 213,640 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.95 | 64,723 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,130 |
| Biggest European Cities by Century | 0 | - | 4.98 | 118,574 |
| Megacities on a World Map | 0 | - | 4.98 | 220,411 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 512,354 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,763 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 63,253 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 84,068 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 150,922 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,180,539 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,329 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 185,487 |
| Countries of the Middle East | 0 | - | 4.96 | 172,666 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,342 |
| Slavic Countries | 0 | - | 4.96 | 100,242 |
| African Island Countries | 0 | - | 4.96 | 89,116 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,218 |
| Countries of North America Quiz | 0 | - | 5.00 | 876,811 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 110,719 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,364 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,049 |
| Bordering Countries Beginning With the Same Letter | 0 | - | 4.99 | 116,378 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 126,668 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,360 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,269 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,438 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 106,901 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,115 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,217 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,498 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 130,615 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,551 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,367 |
| Bordering Countries by HDI Difference | 0 | - | 4.91 | 47,638 |
| Countries of the World with a Borderless Map | 0 | - | 4.99 | 69,333 |
| Countries Bordering Ukraine, with an Empty Map | 0 | - | 4.87 | 89,002 |
| Countries A-Z by Neighbor | 0 | - | 5.00 | 166,824 |
| Monarchies Bordering Monarchies | 0 | - | 4.86 | 55,613 |
| Most Populous Countries in 1950 | 0 | - | 4.50 | 70,834 |
| Most Populous Islands | 0 | - | 4.71 | 112,571 |
| Islands by Largest City #1 | 0 | - | 4.48 | 82,027 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 64,248 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 154,601 |
| Biggest Cities in Asia | 0 | - | 4.94 | 95,655 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.91 | 43,335 |
| Megacities on an Empty Map | 0 | - | 4.95 | 87,373 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 101,426 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,337 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,619 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 84,932 |
| Monarchies of Europe | 0 | - | 4.88 | 86,819 |
| Monarchies of Asia | 0 | - | 4.95 | 53,895 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 50,596 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.82 | 31,144 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 111,144 |
| Countries that Start with A | 0 | - | 4.98 | 1,939,600 |
| Countries that Start with B | 0 | - | 4.95 | 2,078,190 |
| Countries that Start with C | 0 | - | 4.96 | 1,643,458 |
| Countries that Start with D | 0 | - | 4.96 | 591,172 |
| Countries that Start with E | 0 | - | 4.95 | 1,229,637 |
| Countries that Start with G | 0 | - | 4.97 | 1,348,932 |
| Countries that Start with H | 0 | - | 4.95 | 504,130 |
| Countries that Start with I | 0 | - | 4.92 | 1,159,545 |
| Countries that Start with J | 0 | - | 4.98 | 507,394 |
| Countries that Start with K | 0 | - | 4.96 | 711,150 |
| Countries that Start with L | 0 | - | 4.98 | 969,500 |
| Countries that Start with N | 0 | - | 4.93 | 995,989 |
| Countries that Start with P | 0 | - | 4.95 | 1,098,737 |
| Countries that Start with S | 0 | - | 4.98 | 1,601,868 |
| Countries that Start with T | 0 | - | 4.88 | 908,304 |
| Countries that Start with U | 0 | - | 4.96 | 820,020 |
| Countries that Start with V | 0 | - | 4.98 | 549,120 |
| Countries that Start with F | 0 | - | 4.83 | 535,921 |
| Countries that Start with M | 0 | - | 4.97 | 1,251,754 |
| The Only African Country ... | 0 | - | 4.98 | 105,042 |
| The Only American Country ... | 0 | - | 4.94 | 109,470 |
| African Countries by a Single Clue | 0 | - | 4.91 | 63,413 |
| Bordering Countries by Clue #1 | 0 | - | 4.96 | 68,919 |
| Bordering Countries by Clue #2 | 0 | - | 4.94 | 70,214 |
| Walking Across Borders with Hints #1 | 0 | - | 4.93 | 89,442 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.94 | 25,051 |
| African Diaspora - Top 10 Countries | 0 | - | 4.91 | 65,794 |
| European Diaspora - Top 11 Countries | 0 | - | 4.91 | 83,256 |
| Asian Diaspora - Top 10 Countries | 0 | - | 4.82 | 37,438 |
| 10 European Countries with the Most Tourists | 0 | - | 4.97 | 120,461 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 91,106 |
| Countries Closest to Africa | 0 | - | 4.95 | 145,007 |
| U.S. State Border Crossings | 0 | - | 4.96 | 81,983 |
| Boundary Waters | 0 | - | 4.93 | 80,974 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 74,474 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 63,664 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.94 | 67,779 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.97 | 198,847 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.97 | 109,070 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 303,433 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.89 | 97,222 |
| UK Immigration by Country | 0 | - | 4.95 | 124,918 |
| Central American Countries | 0 | - | 4.98 | 138,817 |
| Caribbean Countries and Territories | 0 | - | 4.83 | 104,198 |
