| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,167 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,185 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,510 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,489 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,724 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,106 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,471 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,091 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,052 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,880 |
| Countries with Megacities | 0 | - | 4.99 | 246,225 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,797 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,743 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,265 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,678 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,586 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,133 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,730 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,710 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,757 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,406 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,493 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,158 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,716 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,091 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,173 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,765 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,296 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,473 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,246 |
| Biggest European Cities by Century | 0 | - | 4.98 | 135,199 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,308 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,179 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,000 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,966 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,477 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,844 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,721 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,813 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,691 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,901 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,766 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,270 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,860 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,768 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,792 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,587 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,801 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,453 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,874 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,675 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,398 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,295 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,078 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,371 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,203 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 80,607 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,034 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,475 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,436 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,531 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,689 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,639 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,342 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,403 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,240 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,414 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,947 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,063 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,645 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,571 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,285 |
| Biggest Cities in the United States | 0 | - | 4.93 | 965,122 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,490 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,742 |
| Olympic Host Countries | 0 | - | 4.98 | 198,763 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,719 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,344 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,801 |
| The Only European Country ... | 0 | - | 4.91 | 213,513 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,842 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,330 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,157 |
| Countries of Africa | 0 | - | 5.00 | 2,504,524 |
| Biggest Cities in History | 0 | - | 4.52 | 89,045 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 72,060 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,149 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 236,088 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,582 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 102,414 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 164,362 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 94,630 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,628 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,069 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,225 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,695 |
| Largest City by Island | 0 | - | 4.87 | 70,950 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,404 |
| Megacities on a World Map | 0 | - | 4.98 | 250,340 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,638 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,719 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,755 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,486 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,005 |
| Former Capitals | 0 | - | 4.88 | 71,092 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,630 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,045 |
| Countries of the Middle East | 0 | - | 4.96 | 198,710 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,147 |
| Slavic Countries | 0 | - | 4.96 | 110,771 |
| African Island Countries | 0 | - | 4.96 | 100,666 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,457 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 81,683 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,817 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,498 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,593 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,363 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,926 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,665 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,482 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,584 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,676 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,114 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,079 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,198 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,468 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,153 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,324 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,134 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,424 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,306 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 160,363 |
| Most Populous Islands | 0 | - | 4.78 | 121,912 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,190 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,392 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,056 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,100 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,510 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,637 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,339 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,221 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,153 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,265 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,101 |
| Biggest British Empire Countries | 0 | - | 4.73 | 87,231 |
| Biggest French Empire Countries | 0 | - | 4.49 | 64,847 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,251 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,268 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,297 |
| Monarchies of Europe | 0 | - | 4.90 | 97,215 |
| Monarchies of Asia | 0 | - | 4.97 | 70,540 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,780 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,379 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,546 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,776 |
| Countries that Start with B | 0 | - | 4.95 | 2,278,115 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,865 |
| Countries that Start with D | 0 | - | 4.96 | 700,577 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,370 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,531 |
| Countries that Start with H | 0 | - | 4.96 | 597,125 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,277 |
| Countries that Start with J | 0 | - | 4.98 | 595,187 |
| Countries that Start with K | 0 | - | 4.96 | 808,668 |
| Countries that Start with L | 0 | - | 4.98 | 1,082,003 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,859 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,712 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,290 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,496 |
| Countries that Start with U | 0 | - | 4.97 | 899,217 |
| Countries that Start with V | 0 | - | 4.98 | 604,566 |
| Countries that Start with F | 0 | - | 4.83 | 611,513 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,338 |
| The Only African Country ... | 0 | - | 4.99 | 128,265 |
| The Only American Country ... | 0 | - | 4.92 | 120,666 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,735 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,203 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,965 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,225 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,931 |
| European Countries with One Border | 0 | - | 4.97 | 181,464 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,973 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,018 |
| Boundary Waters | 0 | - | 4.92 | 87,993 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,787 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,182 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,764 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,483 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,041 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,283 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,460 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,663 |
| UK Immigration by Country | 0 | - | 4.94 | 139,496 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 103,818 |
| Countries of the Soviet Union | 0 | - | 4.98 | 193,695 |
| Central American Countries | 0 | - | 4.98 | 154,920 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,527 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,077 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,786 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,987 |
