| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,066 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,046 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,337 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,421 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,050 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,555 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,624 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,335 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 172,886 |
| Countries with Megacities | 0 | - | 4.99 | 256,691 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,752 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,915 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,050 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,917 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,442,727 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,588 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,500 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,326 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,638 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,243 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,326 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,887 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,034 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,486 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,171 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,667 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,944 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,126 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,808 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,752 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,197 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,692 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,748 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,746 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,862 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,611 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,836 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,362 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,453 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,977 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,593 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,318 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,004 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,286 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,656 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,036 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,756 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,108 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,954 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,302 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 115,684 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,870 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,308 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,403 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,477 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,549 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,134 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,678 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,417 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,828 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 223,997 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,823 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,652 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,316 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,160 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,316 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,388 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,627 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,729 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 57,186 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,323 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,771 |
| Biggest Cities in the United States | 0 | - | 4.93 | 975,110 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,439 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,473 |
| Olympic Host Countries | 0 | - | 4.98 | 200,273 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,570 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,778 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 307,777 |
| The Only European Country ... | 0 | - | 4.91 | 215,912 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,673 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,722 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,566 |
| Countries of Africa | 0 | - | 5.00 | 2,529,154 |
| Biggest Cities in History | 0 | - | 4.52 | 89,984 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 75,138 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,376 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,138 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 57,891 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,458 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,031 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,670 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,141 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,083 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,788 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,204 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,984 |
| Biggest Cities by Language | 0 | - | 4.96 | 245,926 |
| Largest City by Island | 0 | - | 4.87 | 71,630 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,611 |
| Megacities on a World Map | 0 | - | 4.98 | 253,193 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 576,811 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,178 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,642 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,130 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,031 |
| Former Capitals | 0 | - | 4.88 | 71,361 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,325,878 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,101 |
| Countries of the Middle East | 0 | - | 4.96 | 200,688 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,970 |
| Slavic Countries | 0 | - | 4.96 | 111,463 |
| African Island Countries | 0 | - | 4.96 | 101,396 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,780 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,439 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,331 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,188 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,621 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,241 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,120 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,803 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,606 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,396 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,496 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,503 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,066 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,943 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,363 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,968 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,948 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,784 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,045 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,732 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,220 |
| Most Populous Islands | 0 | - | 4.80 | 122,758 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,271 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,494 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,640 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,578 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,866 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,598 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,040 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,767 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 11,868 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,255 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,520 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,703 |
| Biggest British Empire Countries | 0 | - | 4.74 | 99,733 |
| Biggest French Empire Countries | 0 | - | 4.49 | 65,107 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,012 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,906 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,913 |
| Monarchies of Europe | 0 | - | 4.90 | 97,926 |
| Monarchies of Asia | 0 | - | 4.97 | 70,961 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,230 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,762 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,239 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,240 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,262 |
| Countries that Start with C | 0 | - | 4.96 | 1,818,670 |
| Countries that Start with D | 0 | - | 4.96 | 707,262 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,436 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,072 |
| Countries that Start with H | 0 | - | 4.96 | 602,785 |
| Countries that Start with I | 0 | - | 4.92 | 1,285,814 |
| Countries that Start with J | 0 | - | 4.98 | 600,632 |
| Countries that Start with K | 0 | - | 4.97 | 813,741 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,563 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,499 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,017 |
| Countries that Start with S | 0 | - | 4.98 | 1,751,948 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,253 |
| Countries that Start with U | 0 | - | 4.97 | 903,176 |
| Countries that Start with V | 0 | - | 4.98 | 608,247 |
| Countries that Start with F | 0 | - | 4.83 | 616,070 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,261 |
| The Only African Country ... | 0 | - | 4.98 | 128,903 |
| The Only American Country ... | 0 | - | 4.92 | 121,379 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,048 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,620 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,647 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,214 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,745 |
| European Countries with One Border | 0 | - | 4.97 | 182,474 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,284 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,963 |
| Boundary Waters | 0 | - | 4.92 | 88,361 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 35,061 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,878 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 62,117 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,304 |
| "Second Best" Geography Edition #3 | 0 | - | 4.90 | 70,241 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,777 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,374 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 223,802 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 136,461 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 114,868 |
| UK Immigration by Country | 0 | - | 4.94 | 140,634 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 104,150 |
| Countries of the Soviet Union | 0 | - | 4.98 | 194,407 |
