| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,446 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,639 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,299 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,201 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,761 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,260 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,547 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,261 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 330,371 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,748 |
| Former Country Flag-Shape Picture Quiz | 0 | - | 4.98 | 89,661 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,445,863 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 380,376 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,487 |
| Countries with Megacities | 0 | - | 4.99 | 263,490 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 199,331 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,265 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,623 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,300 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 86,723 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,832 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,917 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,398 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,550 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,091 |
| Every European Country Shape | 0 | - | 4.96 | 201,748 |
| Every Asian Country Shape | 0 | - | 4.95 | 87,762 |
| Every African Country Shape | 0 | - | 4.90 | 87,348 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,840 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,614 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,452 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,905 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,165 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,320 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,893 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,006 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,541 |
| Flags to Largest Cities | 0 | - | 4.54 | 51,393 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,011 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 69,253 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,979 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,135 |
| Random European Flag to Country | 0 | - | 4.89 | 182,515 |
| Random African Flag to Country | 0 | - | 4.88 | 74,959 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,916 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 183,871 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,350 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,842 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,441 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,293 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,423 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,264 |
| Countries that Start with C - Shape Quiz | 0 | - | 4.89 | 99,341 |
| Countries that Start with I - Shape Quiz | 0 | - | 4.86 | 114,125 |
| Countries that Start with A - Shape Quiz | 0 | - | 4.93 | 34,517 |
| Countries that Start with N - Shape Quiz | 0 | - | 4.94 | 82,809 |
| Flags of Countries that Border Germany | 0 | - | 4.85 | 97,209 |
| Flags of Countries that Border China | 0 | - | 4.94 | 99,438 |
| Flags of Countries That Border France | 0 | - | 4.88 | 123,074 |
| U.S. State Flags | 0 | - | 4.89 | 170,527 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,003 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,067 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,192 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 116,012 |
| Random Asian Countries on a Map | 0 | - | 4.91 | 170,051 |
| Random African Countries on a Map | 0 | - | 4.99 | 295,970 |
| Random American Countries on a Map | 0 | - | 4.96 | 99,558 |
| Random European Countries on a Map | 0 | - | 4.97 | 283,571 |
| Europe Map with Random Merged Countries | 0 | - | 4.97 | 318,643 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,821 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,227 |
| Countries in the Ottoman Empire | 0 | - | 4.89 | 72,674 |
| Countries that Start with B - Shape Quiz | 0 | - | 4.88 | 27,258 |
| Country Flag-Shape Picture Quiz #1 | 0 | - | 4.94 | 94,824 |
| Country Flag-Shape Picture Quiz #2 | 0 | - | 4.89 | 72,836 |
| Country Flag-Shape Picture Quiz #4 | 0 | - | 4.96 | 71,752 |
| Country Flag-Shape Picture Quiz #6 | 0 | - | 4.98 | 69,738 |
| Country Flag-Shape Picture Quiz #5 | 0 | - | 4.97 | 61,831 |
| Country Flag-Shape Picture Quiz #7 | 0 | - | 4.96 | 58,923 |
| Country Flag-Shape Picture Quiz #8 | 0 | - | 4.98 | 57,175 |
| Biggest Mongol Empire Countries | 0 | - | 4.89 | 81,280 |
| Europe Flags Map Quiz | 0 | - | 4.97 | 158,370 |
| Fill the World Map by Country Flags | 0 | - | 4.99 | 83,719 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,695 |
| Biggest Cities in the World | 0 | - | 4.91 | 798,991 |
| Commonwealth of Nations Countries | 0 | - | 4.94 | 237,428 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 77,357 |
| Countries by Sports in 60 Seconds | 0 | - | 4.92 | 145,385 |
| Modern Day Countries of Austria-Hungary on a Map | 0 | - | 4.98 | 103,801 |
| Modern Day Countries of the Japanese Empire on a Map | 0 | - | 4.98 | 89,294 |
| Modern-Day Countries of the Persian Empire on a Map | 0 | - | 4.98 | 69,912 |
| Shapes of Mediterranean Sea Countries | 0 | - | 4.80 | 55,884 |
| Random Sequential African Countries on a Map | 0 | - | 5.00 | 127,607 |
| Random Sequential Asian Countries on a Map | 0 | - | 4.99 | 119,065 |
| Random Sequential European Countries on a Map | 0 | - | 4.99 | 217,245 |
| Countries that Bordered the USSR | 0 | - | 4.93 | 165,395 |
| Countries Bordering China Since 1914 | 0 | - | 4.93 | 95,255 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,897 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,971 |
| Biggest City in Every Country | 0 | - | 4.98 | 100,584 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 225,108 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 110,379 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 133,927 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,842 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,541 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 417,716 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,939 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 59,737 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 70,063 |
| Ten Southernmost Megacities | 0 | - | 4.87 | 64,530 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,653 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 130,359 |
| Biggest Cities in the United States | 0 | - | 4.94 | 978,565 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 366,207 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,105 |
| Countries That Use the Euro | 0 | - | 4.95 | 105,067 |
| Olympic Host Countries | 0 | - | 4.98 | 200,765 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,842 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 115,286 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 309,523 |
| The Only European Country ... | 0 | - | 4.91 | 216,687 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 212,299 |
| European Countries NOT in NATO | 0 | - | 4.90 | 61,171 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,657 |
| Modern-Day Countries of the Ottoman Empire on a Map | 0 | - | 4.96 | 82,713 |
| Eastern Africa Map Quiz | 0 | - | 4.98 | 78,978 |
| Countries of Africa | 0 | - | 5.00 | 2,537,590 |
| Africa Flags Map Quiz | 0 | - | 4.95 | 36,470 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,512 |
| Biggest Cities in History | 0 | - | 4.52 | 90,163 |
| Top 10 World Cities Through History | 0 | - | 4.42 | 77,514 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 578,267 |
| Biggest World Cities in 1850 | 0 | - | 4.61 | 68,467 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,328,866 |
| Biggest Roman Empire Countries | 0 | - | 4.87 | 101,890 |
| Countries of Asia in 1900 | 0 | - | 4.50 | 58,007 |
| Neutral European Countries of WWII | 0 | - | 4.91 | 161,510 |
| Random Asian Flag to Country | 0 | - | 4.70 | 113,522 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,023,419 |
| South America Flags Map Quiz | 0 | - | 4.95 | 87,940 |
| U.S. States that Start with M - Shape Quiz | 0 | - | 4.94 | 58,134 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,563 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,420 |
| Largest City by Island | 0 | - | 4.87 | 71,883 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,973 |
| Megacities on a World Map | 0 | - | 4.98 | 254,583 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,355 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,957 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 345,752 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,700 |
| Three Biggest Cities by Time Zone With Map | 0 | - | 4.98 | 34,823 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,405 |
| Former Capitals | 0 | - | 4.88 | 71,461 |
| Modern Countries Conquered by Alexander the Great | 0 | - | 4.90 | 105,621 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,756 |
| Countries of the Middle East | 0 | - | 4.96 | 201,200 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,304 |
| Slavic Countries | 0 | - | 4.96 | 111,676 |
| African Island Countries | 0 | - | 4.96 | 101,648 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,888 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.81 | 47,060 |
| Countries that Start with P - Shape Quiz | 0 | - | 4.80 | 82,259 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,915 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,525 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,542 |
| Countries that Start with A | 0 | - | 4.98 | 2,162,904 |
| Countries that Start with B | 0 | - | 4.95 | 2,294,605 |
| Countries that Start with C | 0 | - | 4.96 | 1,822,294 |
| Countries that Start with D | 0 | - | 4.96 | 709,764 |
| Countries that Start with E | 0 | - | 4.95 | 1,377,352 |
| Countries that Start with G | 0 | - | 4.97 | 1,503,501 |
| Countries that Start with H | 0 | - | 4.96 | 604,861 |
| Countries that Start with I | 0 | - | 4.92 | 1,288,447 |
| Countries that Start with J | 0 | - | 4.98 | 602,542 |
| Countries that Start with K | 0 | - | 4.97 | 815,905 |
| Countries that Start with L | 0 | - | 4.98 | 1,090,869 |
| Countries that Start with N | 0 | - | 4.93 | 1,117,858 |
| Countries that Start with P | 0 | - | 4.94 | 1,216,251 |
| Countries that Start with S | 0 | - | 4.98 | 1,755,003 |
| Countries that Start with T | 0 | - | 4.90 | 1,009,956 |
| Countries that Start with U | 0 | - | 4.97 | 904,589 |
| Countries that Start with V | 0 | - | 4.98 | 609,416 |
| Countries that Start with F | 0 | - | 4.83 | 617,699 |
| Countries that Start with M | 0 | - | 4.97 | 1,381,830 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,148 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 217,010 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,685 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,757 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,618 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,240 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,220 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,593 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,261 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,169 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,010 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,275 |
| Flags of Countries That Border Russia | 0 | - | 4.70 | 78,045 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,864 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,257 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,960 |
