| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 328,913 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,326,374 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,443,168 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 379,705 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 173,006 |
| Countries with Megacities | 0 | - | 4.99 | 259,411 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 198,865 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,982 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 137,154 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,983 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,551 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 267,415 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,675 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,261 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 93,369 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,926 |
| Countries of Europe by Population | 0 | - | 4.98 | 180,170 |
| Most Populous Countries by Year | 0 | - | 4.83 | 110,390 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,498 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 130,209 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,703 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,969 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,155 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,823 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 222,732 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 135,101 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,078 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 92,440 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,154 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,435 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,080 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,780 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,902 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,661 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 232,442 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 183,515 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 193,024 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,635 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,346 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 123,893 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 159,041 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,675 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,308 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 173,583 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,062 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,945 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,768 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,133 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,318 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,793 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,398 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 260,008 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,782 |
| Name a Valid African Country | 0 | - | 4.98 | 153,780 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 114,365 |
| Biggest Cities in the World | 0 | - | 4.91 | 796,645 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 76,939 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 115,513 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,794 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,725 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,418 |
| Biggest City by Time Zone | 0 | - | 4.88 | 67,467 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,912 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 224,130 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,891 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.95 | 132,823 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 79,375 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 84,209 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 416,493 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 79,462 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,673 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,771 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 59,121 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 67,371 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 129,845 |
| Biggest Cities in the United States | 0 | - | 4.94 | 975,549 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 365,534 |
| Random Capital to Country | 0 | - | 4.99 | 2,588,072 |
| Random Country to Capital | 0 | - | 4.98 | 918,378 |
| Countries That Use the Euro | 0 | - | 4.95 | 104,561 |
| Olympic Host Countries | 0 | - | 4.98 | 200,372 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,620 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 114,848 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 308,030 |
| The Only European Country ... | 0 | - | 4.91 | 216,015 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 211,760 |
| European Countries NOT in NATO | 0 | - | 4.90 | 60,784 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,582 |
| Countries of Africa | 0 | - | 5.00 | 2,530,349 |
| Countries Closest to United States by Continent | 0 | - | 4.99 | 146,150 |
| Countries that Beat the United States | 0 | - | 4.93 | 166,549 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,471 |
| Countries that Beat Indonesia | 0 | - | 4.86 | 55,698 |
| Countries that Beat Canada | 0 | - | 4.90 | 87,296 |
| Countries that Beat Portugal | 0 | - | 4.86 | 59,151 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,978 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,802 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,214 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 128,026 |
| Biggest Cities by Language | 0 | - | 4.96 | 246,000 |
| Largest City by Island | 0 | - | 4.87 | 71,669 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 70,784 |
| Most Populous World Capitals | 0 | - | 4.94 | 175,671 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,245 |
| Megacities on a World Map | 0 | - | 4.98 | 253,366 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 577,011 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,207 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,704 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 114,222 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 168,075 |
| Capital Cities Chain | 0 | - | 4.83 | 82,495 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,686 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 218,192 |
| Countries of the Middle East | 0 | - | 4.96 | 200,752 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,008 |
| Slavic Countries | 0 | - | 4.96 | 111,499 |
| Countries by Emojis | 0 | - | 4.99 | 238,674 |
| African Island Countries | 0 | - | 4.96 | 101,436 |
| Countries With One Word And Two O's | 0 | - | 4.92 | 55,714 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,791 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 68,812 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 46,480 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,020,648 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,665 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 107,283 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 153,184 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,869 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 216,662 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 192,437 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,536 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,511 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 144,086 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,983 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 116,392 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 161,011 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,977 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,819 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,086 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,899 |
| Biggest Cities in Asia | 0 | - | 4.95 | 116,643 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,893 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 344,762 |
| Megacities on an Empty Map | 0 | - | 4.97 | 118,103 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,807 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,626 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 226,291 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,737 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,634 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 89,294 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,939 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 48,487 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 96,078 |
| Monarchies of Europe | 0 | - | 4.90 | 97,968 |
| Monarchies of Asia | 0 | - | 4.97 | 70,987 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 57,266 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,779 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,988 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 135,319 |
| Countries that Start with A | 0 | - | 4.98 | 2,158,899 |
| Countries that Start with B | 0 | - | 4.95 | 2,290,901 |
| Countries that Start with C | 0 | - | 4.96 | 1,819,207 |
| Countries that Start with D | 0 | - | 4.96 | 707,627 |
| Countries that Start with E | 0 | - | 4.95 | 1,374,845 |
| Countries that Start with G | 0 | - | 4.97 | 1,500,503 |
| Countries that Start with H | 0 | - | 4.96 | 603,080 |
| Countries that Start with I | 0 | - | 4.92 | 1,286,175 |
| Countries that Start with J | 0 | - | 4.98 | 600,937 |
| Countries that Start with K | 0 | - | 4.97 | 814,100 |
| Countries that Start with L | 0 | - | 4.98 | 1,088,903 |
| Countries that Start with N | 0 | - | 4.93 | 1,115,838 |
| Countries that Start with P | 0 | - | 4.94 | 1,214,349 |
| Countries that Start with S | 0 | - | 4.98 | 1,752,405 |
| Countries that Start with T | 0 | - | 4.90 | 1,008,479 |
| Countries that Start with U | 0 | - | 4.97 | 903,370 |
| Countries that Start with V | 0 | - | 4.98 | 608,414 |
| Countries that Start with F | 0 | - | 4.83 | 616,300 |
| Countries that Start with M | 0 | - | 4.97 | 1,379,631 |
| The Only African Country ... | 0 | - | 4.98 | 128,941 |
| The Only American Country ... | 0 | - | 4.92 | 121,409 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,061 |
| Five Countries by a Single Word by Continent | 0 | - | 4.91 | 77,937 |
| Five Countries with Most Christians by Continent | 0 | - | 4.99 | 111,467 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,649 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,672 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 137,261 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,786 |
| European Countries with One Border | 0 | - | 4.97 | 182,526 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 179,326 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,003 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,286 |
| Most Populous Islands | 0 | - | 4.80 | 122,787 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,275 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,505 |
| Five Biggest Cities by Country | 0 | - | 4.69 | 166,348 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.90 | 12,405 |
| World Capitals - One Minute Sprint | 0 | - | 4.20 | 234,867 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,349 |
| Countries That Border Russia | 0 | - | 4.98 | 461,141 |
| Countries Bordering France | 0 | - | 4.83 | 401,919 |
| Countries Bordering Germany | 0 | - | 4.99 | 368,645 |
