| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 333,455 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 174,503 |
| Countries with Megacities | 0 | - | 4.99 | 265,989 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 200,296 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 113,769 |
| Countries With More than 200 Million People | 0 | - | 4.95 | 138,546 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 81,893 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,451,578 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 381,823 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.96 | 87,141 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 268,650 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 122,462 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 112,746 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.90 | 94,010 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 59,421 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 166,744 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 124,765 |
| Countries of Europe by Population | 0 | - | 4.98 | 182,359 |
| Most Populous Countries by Year | 0 | - | 4.83 | 111,161 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.97 | 95,828 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 131,067 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 108,452 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 113,575 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 90,715 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 93,099 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 223,566 |
| First Countries to Reach 5 Million People | 0 | - | 4.93 | 135,725 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.88 | 76,409 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.98 | 93,090 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 67,432 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 73,748 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 97,604 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 165,451 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 170,688 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,940 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 64,411 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,694 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 233,985 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.97 | 184,727 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 194,369 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 104,679 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 108,741 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.98 | 159,814 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 174,103 |
| Countries by Sports League Revenue | 0 | - | 4.95 | 78,123 |
| Biggest Cities in the World | 0 | - | 4.92 | 803,685 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,679 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 116,012 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,707 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 128,288 |
| Biggest City by Time Zone | 0 | - | 4.88 | 68,716 |
| Biggest City in Every Country | 0 | - | 4.98 | 101,641 |
| Five Most Populated Cities by Continent | 0 | - | 4.92 | 226,822 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 111,209 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.94 | 149,058 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 80,562 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 85,081 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 80,731 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 60,470 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.92 | 70,539 |
| Ten Southernmost Megacities | 0 | - | 4.88 | 65,067 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 68,193 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 131,861 |
| Countries That Use the Euro | 0 | - | 4.95 | 106,262 |
| Olympic Host Countries | 0 | - | 4.98 | 201,581 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 47,614 |
| 10 Easternmost Countries in Europe | 0 | - | 4.87 | 116,729 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.95 | 312,449 |
| The Only European Country ... | 0 | - | 4.91 | 218,334 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 213,423 |
| European Countries NOT in NATO | 0 | - | 4.91 | 62,140 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,834 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,969 |
| Demographics Multiple Choice | 0 | - | 4.70 | 42,348 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 419,838 |
| Biggest Cities in the United States | 0 | - | 4.94 | 984,561 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 367,521 |
| Countries of Africa | 0 | - | 5.00 | 2,552,794 |
| Boundary Waters | 0 | - | 4.92 | 88,688 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.87 | 35,345 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 96,505 |
| "Second Best" Geography Edition #2 | 0 | - | 4.88 | 60,809 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 129,380 |
| Biggest Cities by Language | 0 | - | 4.96 | 247,409 |
| Largest City by Island | 0 | - | 4.87 | 72,282 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.93 | 71,320 |
| Most Populous World Capitals | 0 | - | 4.94 | 176,504 |
| Biggest European Cities by Century | 0 | - | 4.99 | 145,995 |
| Megacities on a World Map | 0 | - | 4.98 | 256,226 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 67,661 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 75,474 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 115,798 |
| Biggest City in Each U.S. State | 0 | - | 4.87 | 169,429 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 220,201 |
| Countries of the Middle East | 0 | - | 4.96 | 202,253 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 89,933 |
| Slavic Countries | 0 | - | 4.96 | 112,180 |
| African Island Countries | 0 | - | 4.96 | 102,234 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 43,078 |
| Countries of Europe in 1650 with a Map | 0 | - | 4.95 | 70,064 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 52,572 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 127,566 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 108,103 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 154,309 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 144,948 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 218,058 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 193,280 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 154,350 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,860 |
| Top 10 Most Populous American Countries | 0 | - | 4.96 | 144,636 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 151,829 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 117,304 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 162,072 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 99,715 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 108,988 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 33,964 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 580,889 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,333,602 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,028,888 |
| Most Populous Islands | 0 | - | 4.80 | 123,199 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,353 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,608 |
| Most Populous Countries in 1950 | 0 | - | 4.63 | 86,235 |
| Five Most Inland Capital Cities by Continent | 0 | - | 4.92 | 13,529 |
| 10 Easternmost Countries in Africa | 0 | - | 4.97 | 24,623 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 74,406 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 168,827 |
| Biggest Cities in Asia | 0 | - | 4.95 | 117,899 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 50,336 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 347,863 |
| Megacities on an Empty Map | 0 | - | 4.97 | 119,014 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 51,394 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.83 | 227,322 |
| Countries of the World Quiz | 0 | - | 5.00 | 47,749,795 |
| Landlocked Countries | 0 | - | 4.99 | 424,065 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 125,320 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 135,880 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 121,500 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 105,373 |
| Monarchies of Europe | 0 | - | 4.90 | 98,639 |
| Monarchies of Asia | 0 | - | 4.97 | 71,381 |
| Countries with the Most Downhill Skiing | 0 | - | 4.89 | 57,622 |
| Asian Country Superlatives | 0 | - | 4.84 | 81,185 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 137,016 |
| Countries that Start with A | 0 | - | 4.98 | 2,171,783 |
| Countries that Start with B | 0 | - | 4.95 | 2,302,860 |
| Countries that Start with C | 0 | - | 4.96 | 1,828,665 |
| Countries that Start with D | 0 | - | 4.96 | 714,422 |
| Countries that Start with E | 0 | - | 4.95 | 1,382,732 |
| Countries that Start with G | 0 | - | 4.97 | 1,509,031 |
| Countries that Start with H | 0 | - | 4.96 | 608,135 |
| Countries that Start with I | 0 | - | 4.92 | 1,292,726 |
| Countries that Start with J | 0 | - | 4.98 | 605,618 |
| Countries that Start with K | 0 | - | 4.97 | 819,294 |
| Countries that Start with L | 0 | - | 4.98 | 1,094,996 |
| Countries that Start with N | 0 | - | 4.93 | 1,122,024 |
| Countries that Start with P | 0 | - | 4.94 | 1,220,297 |
| Countries that Start with S | 0 | - | 4.98 | 1,760,721 |
| Countries that Start with T | 0 | - | 4.90 | 1,013,494 |
| Countries that Start with U | 0 | - | 4.97 | 907,393 |
| Countries that Start with V | 0 | - | 4.98 | 611,202 |
| Countries that Start with F | 0 | - | 4.83 | 620,206 |
| Countries that Start with M | 0 | - | 4.97 | 1,386,338 |
| The Only African Country ... | 0 | - | 4.99 | 129,507 |
| The Only American Country ... | 0 | - | 4.92 | 122,050 |
| African Countries by a Single Clue | 0 | - | 4.92 | 68,314 |
| African Diaspora - Top 10 Countries | 0 | - | 4.93 | 73,186 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 96,317 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 138,229 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 106,594 |
| European Countries with One Border | 0 | - | 4.97 | 183,503 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 180,242 |
| Countries Closest to Africa | 0 | - | 4.96 | 157,622 |
| World Geography on a Map #1 | 0 | - | 4.94 | 73,828 |
| Geography Tile Select Quiz | 0 | - | 4.98 | 96,241 |
| Population Trivia | 0 | - | 4.32 | 27,539 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 59,959 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 102,613 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 56,107 |
| Biggest City by Region | 0 | - | 4.50 | 36,340 |
| Most Populous 2nd Cities | 0 | - | 4.75 | 57,269 |
| Biggest Cities by Latitude Range | 0 | - | 4.80 | 31,966 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.84 | 69,238 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,897 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 225,333 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 137,456 |
| Northernmost Major City by Country | 0 | - | 4.57 | 33,276 |
| Largest World Capitals with Exceptions | 0 | - | 4.64 | 52,415 |
| Two Largest Cities by First Two Letters | 0 | - | 4.52 | 83,472 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 116,161 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,522 |
| Most Populous Countries in 1800 | 0 | - | 4.33 | 42,198 |
| World Capitals Quiz | 0 | - | 5.00 | 5,096,301 |
| Sahara Desert Countries | 0 | - | 4.98 | 165,442 |
| Himalayan Countries | 0 | - | 4.94 | 139,613 |
| Andean Countries | 0 | - | 4.94 | 85,102 |
| Countries with the Youngest Median Age | 0 | - | 4.97 | 64,291 |
| Countries in the Southern Hemisphere | 0 | - | 4.99 | 126,522 |
| Coffee Producing Countries | 0 | - | 4.83 | 67,859 |
| Countries with Shrinking Populations | 0 | - | 4.94 | 66,152 |