| Countries of Europe by Population | 0 | - | 4.98 | 178,358 |
| Top 10 Most Populous European Countries | 0 | - | 4.97 | 231,158 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 182,153 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,996 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 103,069 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,875 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,920 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 123,185 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,550 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,827 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 324,911 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,722 |
| North America Capitals Quiz | 0 | - | 4.99 | 217,248 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,640 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,629 |
| Countries with Megacities | 0 | - | 4.99 | 247,581 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,469 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 112,208 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,883 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 80,131 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,548 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,889 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,495 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,753 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 241,260 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,436,372 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,961 |
| Biggest Cities in the World | 0 | - | 4.91 | 791,409 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,157 |
| Random European Capital to Country | 0 | - | 4.98 | 189,385 |
| Random European Country to Capital | 0 | - | 4.92 | 147,592 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,462 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,539 |
| Random African Capital to Country | 0 | - | 4.97 | 99,795 |
| Random African Country to Capital | 0 | - | 4.94 | 70,301 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,608 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,951 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,200 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 86,029 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 266,281 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 121,028 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,563 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,820 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,412 |
| Biggest City by Time Zone | 0 | - | 4.88 | 66,818 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,891 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 222,317 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 109,052 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,577 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,673 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,638 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 414,042 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,724 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,161 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,261 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,824 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.98 | 66,803 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,687 |
| Biggest Cities in the United States | 0 | - | 4.93 | 967,990 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 364,116 |
| Name a City - European Countries | 0 | - | 4.92 | 64,560 |
| Africa Capitals Quiz | 0 | - | 4.99 | 731,147 |
| Asia Capitals Quiz | 0 | - | 4.98 | 686,728 |
| United States Map Quiz | 0 | - | 4.98 | 4,143,648 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 105,102 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,617 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,914 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,715 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,399 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,826 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,683 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,114 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,208 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,489 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 107,075 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,505 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,695 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,353 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,776 |
| Biggest Cities by Language | 0 | - | 4.96 | 238,746 |
| Largest City by Island | 0 | - | 4.87 | 71,134 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,443 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,661 |
| Biggest European Cities by Century | 0 | - | 4.99 | 144,361 |
| Megacities on a World Map | 0 | - | 4.98 | 251,293 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,815 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,876 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,961 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,980 |
| Biggest City in Each U.S. State | 0 | - | 4.85 | 167,288 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,618 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,421 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,367 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,711 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,645 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,901 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,324 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,459 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 74,025 |
| Europe Capital to Country | 0 | - | 4.99 | 248,168 |
| Asia Capital to Country | 0 | - | 4.96 | 125,851 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,665 |
| European Capitals by Map | 0 | - | 4.99 | 136,733 |
| African Capitals by Map | 0 | - | 4.99 | 132,343 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,333 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,322 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,740 |
| European Coastal Capitals | 0 | - | 4.95 | 89,882 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,233 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 267,264 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 222,093 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,467 |
| Countries with the Highest Population Density | 0 | - | 4.95 | 164,236 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,251 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,013,238 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 636,465 |
| South America Map Quiz | 0 | - | 5.00 | 1,542,024 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,371 |
| Flags of North and South America | 0 | - | 4.99 | 368,145 |
| Canada Provinces and Territories | 0 | - | 5.00 | 338,443 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,482 |
| North America Cities by Map | 0 | - | 4.41 | 47,641 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,668 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,285 |
| Most Populous Islands | 0 | - | 4.79 | 122,050 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,212 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,419 |
| Countries by Population Decrease | 0 | - | 4.46 | 49,643 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,734 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,530 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,895 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,218 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 23,002 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,159 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,613 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,611 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,448 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,640 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,376 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,690 |
| Official Cities in the UK | 0 | - | 4.89 | 280,934 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 95,037 |
| South American Cities on the Map | 0 | - | 4.57 | 35,258 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,816 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,638 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,848 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,753 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,507 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,276 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,250 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,770 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,588 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,833 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,487 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,426 |
| The Only American Country ... | 0 | - | 4.92 | 120,856 |
| United States Country Quiz | 0 | - | 4.43 | 100,715 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 900,042 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 57,097 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,945 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 63,119 |
| U.S. State Border Crossings | 0 | - | 4.97 | 96,022 |
| Capitals of the Stans | 0 | - | 4.95 | 26,473 |
| Boundary Waters | 0 | - | 4.92 | 88,082 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,853 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,395 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.94 | 61,447 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,912 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 57,010 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,577 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,154 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,679 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,718 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,936 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,324 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 145,266 |
| Name a Valid European Capital | 0 | - | 4.95 | 151,123 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,737 |
| Central American Countries | 0 | - | 4.98 | 155,173 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.93 | 91,162 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,472 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 146,159 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,933 |
| Name the U.S. National Parks | 0 | - | 4.86 | 59,238 |
| States of Mexico | 0 | - | 4.95 | 173,666 |
| States of Brazil | 0 | - | 4.98 | 86,591 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 53,095 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,973 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,256 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,473 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.77 | 113,967 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,996 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,923 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,749 |
| Biggest City by Region | 0 | - | 4.50 | 36,018 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,927 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,046 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,243 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,950 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,269 |
