| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 322,962 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,281 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 170,849 |
| Countries with Megacities | 0 | - | 4.99 | 246,127 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 196,761 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,726 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,228 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,660 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,433,374 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 376,969 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,713 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,658 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,740 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,388 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,477 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,453 |
| Countries of Europe by Population | 0 | - | 4.98 | 177,654 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,025 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.97 | 122,832 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,081 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,145 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,738 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,273 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,458 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,131 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,174 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,493 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,475 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,705 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,080 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 163,982 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 168,948 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,688 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,790 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,666 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,885 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,584 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,754 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,244 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,793 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,847 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,452 |
| Countries by Sports League Revenue | 0 | - | 4.94 | 75,362 |
| Biggest Cities in the World | 0 | - | 4.92 | 789,092 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,863 |
| Countries Losing the Most Population by 2070 | 0 | - | 4.40 | 84,070 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,366 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,023 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,424 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,378 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,446 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,622 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 129,542 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,299 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,365 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,380 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 52,927 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,040 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,623 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,536 |
| Countries That Use the Euro | 0 | - | 4.96 | 102,698 |
| Olympic Host Countries | 0 | - | 4.98 | 198,733 |
| Landlocked Countries in Africa | 0 | - | 4.99 | 45,696 |
| 10 Easternmost Countries in Europe | 0 | - | 4.89 | 113,315 |
| Ten Highest Ranking FIFA Countries by Year | 0 | - | 4.94 | 302,653 |
| The Only European Country ... | 0 | - | 4.91 | 213,447 |
| Mediterranean Countries Quiz | 0 | - | 4.99 | 209,807 |
| European Countries NOT in NATO | 0 | - | 4.87 | 59,298 |
| Countries with Territorial Claims in Antarctica | 0 | - | 4.94 | 92,150 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,181 |
| Biggest Cities in the United States | 0 | - | 4.93 | 964,886 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,436 |
| Countries of Africa | 0 | - | 5.00 | 2,503,959 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,626 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,066 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,178 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,664 |
| Largest City by Island | 0 | - | 4.87 | 70,930 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,184 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,378 |
| Biggest European Cities by Century | 0 | - | 4.98 | 128,830 |
| Megacities on a World Map | 0 | - | 4.98 | 250,106 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 572,505 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,707 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,730 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,448 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 166,972 |
| Countries of Europe - One Minute Sprint | 0 | - | 4.94 | 1,318,485 |
| Top 10 Languages Spoken in Europe | 0 | - | 4.96 | 216,008 |
| Countries of the Middle East | 0 | - | 4.96 | 198,680 |
| Countries with Territory in the Balkans | 0 | - | 4.96 | 88,124 |
| Slavic Countries | 0 | - | 4.96 | 110,762 |
| African Island Countries | 0 | - | 4.96 | 100,640 |
| Straight Shot to Antarctica | 0 | - | 4.94 | 42,452 |
| All Countries Never To Qualify For A FIFA World Cup | 0 | - | 4.84 | 44,785 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,010,253 |
| Countries of Asia with Two or More Words | 0 | - | 4.96 | 125,571 |
| Asian Countries Ending in "IA" | 0 | - | 4.96 | 106,342 |
| African Countries with the Shortest Names | 0 | - | 4.98 | 151,890 |
| Five Top Olympic Medal-Winning Countries by Continent | 0 | - | 4.96 | 142,634 |
| Top 10 Biggest African Countries by Area | 0 | - | 4.99 | 215,454 |
| 10 Biggest European Countries by Area | 0 | - | 4.99 | 191,570 |
| 10 Biggest Asian Countries by Area | 0 | - | 4.97 | 152,663 |
| 10 Biggest American Countries by Area | 0 | - | 4.95 | 112,099 |
| Top 10 Most Populous American Countries | 0 | - | 4.97 | 143,064 |
| 10 Westernmost Countries in Europe | 0 | - | 4.96 | 150,178 |
| 10 Southernmost Countries in Africa | 0 | - | 4.98 | 115,452 |
| 10 Northernmost Countries in Africa | 0 | - | 4.98 | 160,138 |
| 10 Southernmost Countries in Asia | 0 | - | 4.97 | 98,311 |
| 10 Easternmost Countries in Asia | 0 | - | 4.99 | 107,123 |
| Top 10 Smallest African Countries by Area | 0 | - | 4.96 | 32,411 |
| Most Populous Countries in 1950 | 0 | - | 4.62 | 85,286 |
| Boundary Waters | 0 | - | 4.92 | 87,988 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,782 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,164 |
| Most Populous Islands | 0 | - | 4.78 | 121,900 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,188 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,387 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,043 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 166,677 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,060 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,500 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 341,551 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,310 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,204 |
| Countries by Capitals and Borders in 90 Seconds | 0 | - | 4.84 | 225,126 |
| Countries Formerly in Yugoslavia | 0 | - | 4.95 | 124,091 |
| Asian Countries with the Shortest Names | 0 | - | 4.97 | 134,234 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,242 |
| Mediterranean Countries with an Empty Map | 0 | - | 4.99 | 104,282 |
| Monarchies of Europe | 0 | - | 4.90 | 97,192 |
| Monarchies of Asia | 0 | - | 4.97 | 70,529 |
| Countries with the Most Downhill Skiing | 0 | - | 4.90 | 56,764 |
| Asian Country Superlatives | 0 | - | 4.84 | 80,375 |
| "Stan" Countries - Map Quiz | 0 | - | 4.98 | 133,507 |
| Countries that Start with A | 0 | - | 4.98 | 2,144,419 |
| Countries that Start with B | 0 | - | 4.95 | 2,277,815 |
| Countries that Start with C | 0 | - | 4.96 | 1,808,605 |
| Countries that Start with D | 0 | - | 4.96 | 700,413 |
| Countries that Start with E | 0 | - | 4.95 | 1,366,159 |
| Countries that Start with G | 0 | - | 4.97 | 1,491,342 |
| Countries that Start with H | 0 | - | 4.96 | 596,974 |
| Countries that Start with I | 0 | - | 4.92 | 1,279,095 |
| Countries that Start with J | 0 | - | 4.98 | 595,048 |
| Countries that Start with K | 0 | - | 4.96 | 808,540 |
| Countries that Start with L | 0 | - | 4.98 | 1,081,840 |
| Countries that Start with N | 0 | - | 4.93 | 1,108,692 |
| Countries that Start with P | 0 | - | 4.94 | 1,207,532 |
| Countries that Start with S | 0 | - | 4.98 | 1,743,075 |
| Countries that Start with T | 0 | - | 4.90 | 1,003,365 |
| Countries that Start with U | 0 | - | 4.97 | 898,964 |
| Countries that Start with V | 0 | - | 4.98 | 604,475 |
| Countries that Start with F | 0 | - | 4.83 | 611,403 |
| Countries that Start with M | 0 | - | 4.97 | 1,372,140 |
| The Only African Country ... | 0 | - | 4.99 | 128,251 |
| The Only American Country ... | 0 | - | 4.92 | 120,644 |
| African Countries by a Single Clue | 0 | - | 4.92 | 67,728 |
| African Diaspora - Top 10 Countries | 0 | - | 4.92 | 72,191 |
| European Diaspora - Top 11 Countries | 0 | - | 4.90 | 94,951 |
| 10 European Countries with the Most Tourists | 0 | - | 4.98 | 136,193 |
| 10 Asian Countries with the Most Tourists | 0 | - | 4.89 | 104,894 |
| European Countries with One Border | 0 | - | 4.97 | 181,439 |
| European Countries with the Fewest Borders | 0 | - | 4.97 | 177,957 |
| Countries Closest to Africa | 0 | - | 4.96 | 155,998 |
| Countries of the World Quiz | 0 | - | 5.00 | 46,846,155 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,824 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,878 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,639 |
| Biggest City by Region | 0 | - | 4.50 | 35,960 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,860 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,469 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,033 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,242 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,434 |
| Northernmost Major City by Country | 0 | - | 4.56 | 32,995 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,197 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,878 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,635 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,230 |
| Most Populous Countries in 1800 | 0 | - | 4.32 | 41,782 |
| Landlocked Countries | 0 | - | 4.99 | 412,828 |
| UK Immigration by Country | 0 | - | 4.94 | 139,478 |
| Countries with Most Grand Slam Tennis Titles | 0 | - | 4.41 | 57,526 |
| Countries with Major League Baseball Players | 0 | - | 4.61 | 67,206 |
| Countries with the Fastest Marathoners | 0 | - | 4.51 | 94,570 |
| Countries with the Most Golf Courses | 0 | - | 4.55 | 55,710 |
| Central American Countries | 0 | - | 4.98 | 154,901 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,497 |
| Biggest Spanish Empire Countries | 0 | - | 4.91 | 114,654 |
| American Countries on the Pacific Coast | 0 | - | 4.80 | 48,989 |
| Asian Countries with the Most Christians | 0 | - | 4.85 | 96,062 |
| African Countries with the Most Christians | 0 | - | 4.94 | 74,772 |
| Countries Where Baseball is the Most Popular Sport | 0 | - | 4.42 | 55,001 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 239,907 |
| Countries that Export the Most Football Players | 0 | - | 4.43 | 56,850 |
| Top 10 Biggest Economies in Europe | 0 | - | 4.98 | 197,068 |
| Top 10 Biggest Economies in Africa | 0 | - | 4.99 | 119,281 |
| Top 10 Biggest Economies in Asia | 0 | - | 4.85 | 113,142 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 90,992 |
| Countries in Southeast Asia With an Empty Map | 0 | - | 4.97 | 100,715 |
