| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,633 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,214 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 325,739 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,437,778 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 378,332 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,879 |
| Countries with Megacities | 0 | - | 4.99 | 248,122 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,762 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,340 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 136,148 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,283 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,148 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,535 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,146 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,622 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,944 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,512 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,321,836 |
| Countries of Europe by Population | 0 | - | 4.98 | 178,739 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,565 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,261 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,651 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,186 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,610 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,780 |
| Five Biggest Cities by Country | 0 | - | 4.70 | 165,901 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,758 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,528 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,426 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,791 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,693 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,947 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,404 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,348 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,384 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 165,084 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,397 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,337 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 192,187 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,167 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,929 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,323 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,626 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,300 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.84 | 23,065 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,777 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,576 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,497 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,666 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,944 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,078 |
| Name a Valid European Country #1 | 0 | - | 4.99 | 257,757 |
| Name a Valid Asian Country | 0 | - | 4.98 | 120,254 |
| Name a Valid African Country | 0 | - | 4.98 | 153,193 |
| Name a Valid European Country #2 | 0 | - | 4.94 | 113,573 |
| Biggest Cities in the World | 0 | - | 4.91 | 792,514 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 75,903 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 114,787 |
| Category Elimination - European Countries #1 | 0 | - | 4.89 | 89,226 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,289 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,227 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,980 |
| Biggest City in Every Country | 0 | - | 4.98 | 99,135 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,753 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,225 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 131,097 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,834 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,765 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,678 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,882 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,279 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,372 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,901 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,929 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,921 |
| Biggest Cities in the United States | 0 | - | 4.93 | 969,551 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,385 |
| Random Capital to Country | 0 | - | 4.99 | 2,581,427 |
| Random Country to Capital | 0 | - | 4.98 | 913,464 |
| Countries That Use the Euro | 0 | - | 4.95 | 103,533 |
| Olympic Host Countries | 0 | - | 4.98 | 199,200 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 46,045 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,988 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 304,842 |
| The Only European Country ... | 0 | - | 4.91 | 214,583 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 210,649 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,989 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,381 |
| Countries of Africa | 0 | - | 5.00 | 2,515,007 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,887 |
| Countries that Beat Russia | 0 | - | 4.81 | 82,094 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 85,791 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,701 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,131 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 127,085 |
| Biggest Cities by Language | 0 | - | 4.96 | 244,207 |
| Largest City by Island | 0 | - | 4.87 | 71,252 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,518 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,797 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,714 |
| Megacities on a World Map | 0 | - | 4.98 | 251,735 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 574,520 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,948 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 74,156 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 113,227 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,451 |
| Capital Cities Chain | 0 | - | 4.84 | 82,088 |
| Name a Valid Capital #1 | 0 | - | 4.96 | 90,185 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,934 |
| Countries of the Middle East | 0 | - | 4.96 | 199,433 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,519 |
| Slavic Countries | 0 | - | 4.96 | 111,061 |
| Countries by Emojis | 0 | - | 4.99 | 237,249 |
| African Island Countries | 0 | - | 4.96 | 100,991 |
| Countries With One Word And Two O's | 0 | - | 4.94 | 55,292 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,601 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 67,981 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 45,339 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,014,923 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 126,031 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,737 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 152,462 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 143,011 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,937 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,951 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 153,010 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,280 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,364 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,527 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,750 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,507 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,587 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,447 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,686 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,253 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,885 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,657 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,902 |
| Megacities on an Empty Map | 0 | - | 4.97 | 114,259 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,478 |
| Divided World City Name Puzzle #1 | 0 | - | 4.87 | 48,226 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,570 |
| Five Biggest Immigrant Groups by Country #1 | 0 | - | 4.97 | 179,687 |
| Five Biggest Immigrant Groups by Country #2 | 0 | - | 4.91 | 88,580 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,365 |
| Countries with the Most McDonald's Locations | 0 | - | 4.83 | 110,440 |
| Biggest Countries with No McDonald's | 0 | - | 4.84 | 88,993 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,586 |
| Countries by Initial Letter and Continent #3 | 0 | - | 4.93 | 47,990 |
| Countries by Initial Letter and Continent #2 | 0 | - | 4.91 | 95,796 |
| Monarchies of Europe | 0 | - | 4.90 | 97,534 |
| Monarchies of Asia | 0 | - | 4.97 | 70,722 |
| Countries with the Most Downhill Skiing | 0 | - | 4.91 | 56,904 |
| Asian Country Superlatives | 0 | - | 4.83 | 80,537 |
| UNESCO World Heritage Sites to Country | 0 | - | 4.97 | 102,710 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 134,246 |
| Countries that Start with A | 0 | - | 4.98 | 2,150,688 |
| Countries that Start with B | 0 | - | 4.95 | 2,283,294 |
| Countries that Start with C | 0 | - | 4.96 | 1,813,066 |
| Countries that Start with D | 0 | - | 4.96 | 703,453 |
| Countries that Start with E | 0 | - | 4.95 | 1,369,771 |
| Countries that Start with G | 0 | - | 4.97 | 1,495,235 |
| Countries that Start with H | 0 | - | 4.96 | 599,525 |
| Countries that Start with I | 0 | - | 4.92 | 1,282,128 |
| Countries that Start with J | 0 | - | 4.98 | 597,569 |
| Countries that Start with K | 0 | - | 4.97 | 810,808 |
| Countries that Start with L | 0 | - | 4.98 | 1,084,673 |
| Countries that Start with N | 0 | - | 4.93 | 1,111,600 |
| Countries that Start with P | 0 | - | 4.94 | 1,210,263 |
| Countries that Start with S | 0 | - | 4.98 | 1,746,997 |
| Countries that Start with T | 0 | - | 4.90 | 1,005,525 |
| Countries that Start with U | 0 | - | 4.97 | 900,984 |
| Countries that Start with V | 0 | - | 4.98 | 606,064 |
| Countries that Start with F | 0 | - | 4.83 | 613,500 |
| Countries that Start with M | 0 | - | 4.97 | 1,375,326 |
| The Only African Country ... | 0 | - | 4.99 | 128,544 |
| The Only American Country ... | 0 | - | 4.92 | 120,995 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,854 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,351 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 95,203 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,667 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 105,299 |
| European Countries with One Border | 0 | - | 4.97 | 181,889 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 178,795 |
| Countries Closest to Africa | 0 | - | 4.96 | 156,561 |
| Africa Geography Quiz #1 | 0 | - | 4.93 | 49,050 |
| Most Populous Islands | 0 | - | 4.79 | 122,093 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,226 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,435 |
| Athletes by Country Quiz #1 | 0 | - | 4.36 | 45,302 |
| Countries That Border Russia | 0 | - | 4.98 | 459,803 |
| Countries Bordering France | 0 | - | 4.83 | 400,563 |
| Countries Bordering Germany | 0 | - | 4.99 | 367,587 |
| Category Elimination - European Geography #1 | 0 | - | 4.98 | 231,141 |
| Category Elimination - European Geography #2 | 0 | - | 4.99 | 165,630 |
| Category Elimination - Asian Geography #1 | 0 | - | 4.85 | 108,994 |
| Category Elimination - African Geography #1 | 0 | - | 4.90 | 91,307 |
| Category Elimination - Asian Geography #2 | 0 | - | 4.94 | 95,802 |
| Largest World Cities With Four Letters | 0 | - | 4.36 | 50,857 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,934 |