| Biggest Countries by Population - Shape Quiz | 0 | - | 4.89 | 50,853 |
| Most Populous Countries by Year | 0 | - | 4.81 | 93,940 |
| First Countries to Reach 5 Million People | 0 | - | 4.90 | 109,730 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.86 | 68,705 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 76,234 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.91 | 53,737 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.92 | 67,015 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 87,077 |
| Most Populous Countries in 1900 | 0 | - | 4.92 | 162,249 |
| Biggest Countries by Population | 0 | - | 4.99 | 1,313,166 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 349,971 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 126,512 |
| Countries with Megacities | 0 | - | 4.99 | 197,806 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 172,029 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.97 | 98,239 |
| Countries With More than 200 Million People | 0 | - | 4.94 | 95,865 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 64,209 |
| Top 50 Countries by Population - In Order | 0 | - | 4.97 | 248,549 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.94 | 66,253 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 245,322 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 109,208 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 100,750 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.94 | 70,166 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 50,618 |
| Every European Country Shape | 0 | - | 4.95 | 171,585 |
| Every Asian Country Shape | 0 | - | 4.93 | 75,320 |
| Every African Country Shape | 0 | - | 4.87 | 69,942 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.82 | 51,513 |
| Countries of Europe by Population | 0 | - | 4.98 | 127,399 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 78,823 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.96 | 96,823 |
| Countries with the Most People Bordering Them | 0 | - | 4.95 | 75,542 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 93,679 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 70,470 |
| Biggest Cities in Europe, 1700 A.D. | 0 | - | 4.94 | 64,923 |
| Biggest European Cities by Century | 0 | - | 4.98 | 118,975 |
| Flags to Largest Cities | 0 | - | 4.54 | 32,078 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 205,546 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.92 | 49,817 |
| Countries with the Highest Population Density | 0 | - | 4.93 | 143,903 |
| Countries with the Lowest Population Density | 0 | - | 4.97 | 145,406 |
| Random European Flag to Country | 0 | - | 4.89 | 161,955 |
| Random African Flag to Country | 0 | - | 4.89 | 64,713 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 205,663 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 161,186 |
| Top 10 Most Populous African Countries | 0 | - | 4.98 | 157,663 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.90 | 81,020 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.91 | 88,242 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 146,401 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.91 | 6,214 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 155,096 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.84 | 76,019 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.85 | 103,090 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 74,385 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.82 | 74,349 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 87,374 |
| Flags of Countries that Border China | 0 | - | 4.93 | 81,849 |
| Flags of Countries That Border France | 0 | - | 4.90 | 112,678 |
| U.S. State Flags | 0 | - | 4.87 | 136,789 |
| Countries With More Than 100 Million People | 0 | - | 4.98 | 137,431 |
| Most Populous Countries in 1950 | 0 | - | 4.50 | 70,970 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.95 | 109,998 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 93,766 |
| Random Asian Countries on a Map | 0 | - | 4.96 | 152,184 |
| Random African Countries on a Map | 0 | - | 4.98 | 249,739 |
| Random American Countries on a Map | 0 | - | 4.95 | 86,305 |
| Random European Countries on a Map | 0 | - | 4.98 | 260,276 |
| Countries by Population Decrease | 0 | - | 4.43 | 46,597 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.55 | 49,755 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 67,246 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.95 | 83,094 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.88 | 59,800 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 56,508 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 55,673 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.96 | 49,485 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 46,091 |
| Biggest Mongol Empire Countries | 0 | - | 4.91 | 67,507 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 125,170 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 73,226 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.75 | 93,230 |
| Biggest Cities in the World | 0 | - | 4.89 | 688,765 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 222,306 |
| Countries by Sports League Revenue | 0 | - | 4.88 | 43,936 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 89,032 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 116,554 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 108,125 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 202,718 |
| Countries that Bordered the USSR | 0 | - | 4.95 | 153,123 |
| Countries Bordering China Since 1914 | 0 | - | 4.91 | 87,851 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 117,097 |
| Biggest City by Time Zone | 0 | - | 4.84 | 54,585 |
| Biggest City in Every Country | 0 | - | 4.97 | 79,116 |
| Five Most Populated Cities by Continent | 0 | - | 4.94 | 170,314 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 92,331 |
| 10 Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 96,610 |
| Biggest Cities with Exceptions | 0 | - | 4.91 | 65,127 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.86 | 71,691 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 371,973 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.94 | 65,453 |
| Biggest Cities in Deserts | 0 | - | 4.94 | 42,461 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 59,852 |
| Ten Southernmost Megacities | 0 | - | 4.81 | 46,446 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 55,421 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 106,660 |
| Biggest Cities in the United States | 0 | - | 4.93 | 823,995 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 334,582 |
| Most Populous Countries in 1800 | 0 | - | 4.34 | 38,545 |
| Countries That Use the Euro | 0 | - | 4.92 | 63,394 |
| Olympic Host Countries | 0 | - | 4.98 | 162,047 |
| 10 Easternmost Countries in Europe | 0 | - | 4.85 | 92,632 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 234,032 |
| American Countries on the Pacific Coast | 0 | - | 4.81 | 46,196 |
| The Only European Country ... | 0 | - | 4.94 | 179,021 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 195,549 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.93 | 86,686 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 71,813 |
| Eastern Africa Map Quiz | 0 | - | 4.99 | 68,411 |
| Countries of Africa | 0 | - | 5.00 | 2,173,315 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.39 | 77,832 |
| Biggest Cities in History | 0 | - | 4.50 | 80,385 |
| Top 10 World Cities Through History | 0 | - | 4.43 | 68,022 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 515,022 |
| Biggest World Cities in 1850 | 0 | - | 4.58 | 64,651 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.93 | 1,187,769 |
| Biggest Roman Empire Countries | 0 | - | 4.88 | 82,128 |
| Countries of Asia in 1900 | 0 | - | 4.49 | 53,469 |
| Neutral European Countries of WWII | 0 | - | 4.92 | 148,188 |
| Random Asian Flag to Country | 0 | - | 4.79 | 104,239 |
| Countries of North America Quiz | 0 | - | 5.00 | 881,799 |
| South America Flags Map Quiz | 0 | - | 4.95 | 71,078 |
| U.S. State Shapes Quiz #2 | 0 | - | 4.82 | 91,059 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 52,030 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.87 | 109,149 |
| Biggest Cities by Language | 0 | - | 4.95 | 214,204 |
| Most Populous World Capitals | 0 | - | 4.92 | 148,742 |
| Megacities on a World Map | 0 | - | 4.98 | 221,037 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 59,972 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 63,575 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 84,621 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 151,454 |
| Former Capitals Quiz | 0 | - | 4.81 | 58,056 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.91 | 100,075 |
| Landlocked Countries in Africa | 0 | - | 4.98 | 19,605 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.94 | 186,837 |
| Countries of the Middle East | 0 | - | 4.96 | 173,963 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 74,934 |
| Slavic Countries | 0 | - | 4.96 | 100,706 |
| African Island Countries | 0 | - | 4.96 | 89,479 |
| Straight Shot to Antarctica | 0 | - | 4.90 | 37,407 |
| Countries of Asia with Two or More Words | 0 | - | 4.95 | 111,179 |
| Asian Countries Ending in "IA" | 0 | - | 4.94 | 93,762 |
| African Countries with the Shortest Names | 0 | - | 4.97 | 119,558 |
| Countries that Start with A | 0 | - | 4.98 | 1,947,412 |
| Countries that Start with B | 0 | - | 4.95 | 2,085,995 |
| Countries that Start with C | 0 | - | 4.96 | 1,650,002 |
| Countries that Start with D | 0 | - | 4.96 | 595,231 |
| Countries that Start with E | 0 | - | 4.95 | 1,234,725 |
| Countries that Start with G | 0 | - | 4.97 | 1,354,223 |
| Countries that Start with H | 0 | - | 4.95 | 507,627 |
| Countries that Start with I | 0 | - | 4.92 | 1,164,397 |
| Countries that Start with J | 0 | - | 4.98 | 510,732 |
| Countries that Start with K | 0 | - | 4.96 | 714,918 |
| Countries that Start with L | 0 | - | 4.98 | 973,846 |
| Countries that Start with N | 0 | - | 4.92 | 1,000,110 |
| Countries that Start with P | 0 | - | 4.95 | 1,102,692 |
| Countries that Start with S | 0 | - | 4.98 | 1,607,302 |
| Countries that Start with T | 0 | - | 4.89 | 911,983 |
| Countries that Start with U | 0 | - | 4.96 | 823,163 |
| Countries that Start with V | 0 | - | 4.98 | 551,191 |
| Countries that Start with F | 0 | - | 4.83 | 538,767 |
| Countries that Start with M | 0 | - | 4.97 | 1,256,332 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 127,098 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 197,896 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 160,700 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 125,792 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 107,119 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 132,396 |
| 10 Westernmost Countries in Europe | 0 | - | 4.95 | 138,553 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 104,813 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 131,023 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 88,833 |
| 10 Easternmost Countries in Asia | 0 | - | 4.98 | 96,711 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 64,845 |
| Africa Flags Map Quiz | 0 | - | 4.92 | 28,513 |
| Most Populous Country by First Two Letters | 0 | - | 4.75 | 67,022 |
| Demographics Multiple Choice | 0 | - | 4.66 | 39,828 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.97 | 64,558 |
| Biggest Cities in Asia | 0 | - | 4.94 | 96,120 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 43,579 |
| Megacities on an Empty Map | 0 | - | 4.95 | 87,693 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.93 | 41,864 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.90 | 207,293 |
| Countries of the Japanese Empire | 0 | - | 4.97 | 98,577 |
| Countries of the Soviet Union | 0 | - | 4.98 | 185,003 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 102,207 |
| Biggest British Empire Countries | 0 | - | 4.70 | 79,469 |
| Biggest French Empire Countries | 0 | - | 4.46 | 51,407 |
| Asian Countries with the Shortest Names | 0 | - | 4.98 | 121,776 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 100,986 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 85,272 |
