| Countries of Europe by Population | 0 | - | 4.98 | 178,069 |
| Top 10 Most Populous European Countries | 0 | - | 4.98 | 230,957 |
| Top 10 Most Populous Asian Countries | 0 | - | 4.96 | 181,999 |
| Top 10 Most Populous African Countries | 0 | - | 4.99 | 191,852 |
| Top 10 Most Densely-Populated Countries in Asia | 0 | - | 4.92 | 102,987 |
| Top 10 Asian Countries by Population Increase | 0 | - | 4.93 | 107,829 |
| Countries With More Than 100 Million People | 0 | - | 4.99 | 164,612 |
| Five Most Populated Countries by Hemisphere | 0 | - | 4.96 | 122,977 |
| Top 10 Least Populous U.S. States | 0 | - | 4.94 | 190,399 |
| Top 10 Most Populous U.S. States | 0 | - | 4.97 | 172,437 |
| Top 50 Countries by Population - In Order | 0 | - | 4.98 | 323,892 |
| South America Capitals Quiz | 0 | - | 5.00 | 477,257 |
| North America Capitals Quiz | 0 | - | 4.99 | 216,864 |
| U.S. States with the Lowest Population Density | 0 | - | 4.92 | 93,600 |
| Countries More Populous Than Their Neighbors | 0 | - | 4.99 | 171,187 |
| Countries with Megacities | 0 | - | 4.99 | 246,861 |
| Countries With More than 50 Million People | 0 | - | 4.99 | 197,096 |
| Countries with the Most Population Growth by Decade | 0 | - | 4.98 | 111,955 |
| Countries With More than 200 Million People | 0 | - | 4.96 | 135,511 |
| Countries Less Populous Than Their Neighbors | 0 | - | 4.96 | 79,844 |
| Most-Visited U.S. Cities | 0 | - | 4.85 | 92,376 |
| Every U.S. Metro Area on a Map | 0 | - | 4.97 | 80,749 |
| Capitals of Canadian Provinces | 0 | - | 4.85 | 88,399 |
| Total United States Immigration by Country | 0 | - | 4.91 | 110,662 |
| "Do Not Travel" Countries for U.S. Citizens | 0 | - | 4.97 | 240,912 |
| Biggest Countries by Population | 0 | - | 5.00 | 1,435,000 |
| Smallest Countries by Population and Area | 0 | - | 4.99 | 377,621 |
| Biggest Cities in the World | 0 | - | 4.92 | 790,346 |
| Nordic Countries and Capitals | 0 | - | 4.95 | 83,064 |
| Random European Capital to Country | 0 | - | 4.98 | 189,207 |
| Random European Country to Capital | 0 | - | 4.92 | 147,447 |
| Random Asian Country to Capital | 0 | - | 4.92 | 95,399 |
| Random Asian Capital to Country | 0 | - | 4.97 | 101,412 |
| Random African Capital to Country | 0 | - | 4.97 | 99,739 |
| Random African Country to Capital | 0 | - | 4.94 | 70,231 |
| Most-Visited Countries by Americans | 0 | - | 4.87 | 108,463 |
| Countries that Visit the United States the Most | 0 | - | 4.96 | 90,853 |
| Capitals of the Most Populated Countries | 0 | - | 4.96 | 127,114 |
| Five Most Densely Populated Countries by Continent | 0 | - | 4.95 | 85,837 |
| Five Most Populated Countries by Continent | 0 | - | 4.99 | 265,923 |
| Most Populous Countries with Exceptions | 0 | - | 4.98 | 120,879 |
| Top 10 Most Densely-Populated Countries in Europe | 0 | - | 4.98 | 111,480 |
| Five Least Densely Populated Countries by Continent | 0 | - | 4.92 | 92,600 |
| Countries by Population Range - Tile Select | 0 | - | 4.87 | 58,262 |
| Biggest City by Time Zone | 0 | - | 4.87 | 66,647 |
| Biggest City in Every Country | 0 | - | 4.98 | 98,672 |
| Five Most Populated Cities by Continent | 0 | - | 4.93 | 221,922 |
| Biggest Cities in the World - Extreme | 0 | - | 4.98 | 108,855 |
| Biggest Cities That Aren't World Capitals | 0 | - | 4.96 | 130,033 |
| Biggest Cities with Exceptions | 0 | - | 4.90 | 78,487 |
| Biggest Cities in the Southern Hemisphere | 0 | - | 4.87 | 83,516 |
| 100 Biggest Cities on a World Map | 0 | - | 4.99 | 413,610 |
| Ten Biggest Cities by Hemisphere | 0 | - | 4.96 | 78,581 |
| Biggest Cities in Deserts | 0 | - | 4.97 | 53,054 |
| Most Populous Cities as a Percent of Their Continent | 0 | - | 4.91 | 69,161 |
| Ten Southernmost Megacities | 0 | - | 4.85 | 56,745 |
| 100 Biggest Cities in the World with Exceptions | 0 | - | 4.97 | 66,683 |
| Biggest Cities in 4 Random Countries on a Map | 0 | - | 4.99 | 128,528 |
| Biggest Cities in the United States | 0 | - | 4.93 | 966,627 |
| Biggest Metro Areas in the USA | 0 | - | 4.98 | 363,781 |
| Name a City - European Countries | 0 | - | 4.92 | 64,389 |
| Africa Capitals Quiz | 0 | - | 4.99 | 730,221 |
| Asia Capitals Quiz | 0 | - | 4.98 | 685,897 |
| United States Map Quiz | 0 | - | 4.98 | 4,141,822 |
| Most Guessed U.S. Cities | 0 | - | 4.88 | 104,950 |
| US State Capitals Quiz - No Hints | 0 | - | 4.98 | 94,541 |
| 10 Westernmost U.S. State Capitals | 0 | - | 4.90 | 47,884 |
| Countries that Beat the United States | 0 | - | 4.93 | 165,578 |
| Most Populous Countries by Year | 0 | - | 4.83 | 109,226 |
| Fastest Growing U.S. States Since 1960 | 0 | - | 4.48 | 75,793 |
| Most Populous Country by First Two Letters | 0 | - | 4.70 | 70,653 |
| Demographics Multiple Choice | 0 | - | 4.69 | 42,087 |
| Most Populated Countries Bordering the Pacific Ocean | 0 | - | 4.96 | 95,140 |
| Most Populous Countries Bordering Each Other | 0 | - | 4.97 | 129,333 |
| Countries with the Most People Bordering Them | 0 | - | 4.98 | 106,924 |
| Populous Countries Bordering Smaller Countries | 0 | - | 4.97 | 112,402 |
| Densest Countries Bordering Each Other | 0 | - | 4.93 | 89,589 |
| Countries with a Population Under 1 Million by Clue | 0 | - | 4.99 | 92,300 |
| Biggest Spanish-Speaking Cities | 0 | - | 4.91 | 126,462 |
| Biggest Cities by Language | 0 | - | 4.96 | 230,850 |
| Largest City by Island | 0 | - | 4.87 | 71,042 |
| Biggest Cities in Europe in 1700 | 0 | - | 4.92 | 70,393 |
| Most Populous World Capitals | 0 | - | 4.94 | 174,548 |
| Biggest European Cities by Century | 0 | - | 4.98 | 143,463 |
| Megacities on a World Map | 0 | - | 4.98 | 250,948 |
| All 1M Cities by Proximity | 0 | - | 5.00 | 573,236 |
| 2,000 Biggest World Cities Furthest from a Larger City | 0 | - | 4.98 | 66,797 |
| All 3M Cities on the World Map | 0 | - | 4.95 | 73,867 |
| Every 1,000,000+ City on a Map | 0 | - | 4.99 | 112,757 |
| Biggest City in Each U.S. State | 0 | - | 4.84 | 167,147 |
| Most Populous Countries in 2050 | 0 | - | 4.91 | 221,468 |
| First Countries to Reach 5 Million People | 0 | - | 4.92 | 134,294 |
| Most Populous Modern-Day Countries in 1000 AD | 0 | - | 4.87 | 75,269 |
| Most Populous Modern-Day Countries in 1 AD | 0 | - | 4.97 | 83,608 |
| Most Populous Modern-Day Countries in 1800 AD | 0 | - | 4.93 | 66,569 |
| Most Populous Modern-Day Countries in 1500 AD | 0 | - | 4.93 | 72,809 |
| Most Populous Modern-Day Countries by Century | 0 | - | 4.98 | 96,215 |
| 15 Largest Cities in Africa With a Map | 0 | - | 4.95 | 109,355 |
| Most-Visited Cities in Europe | 0 | - | 4.82 | 73,817 |
| Europe Capital to Country | 0 | - | 4.99 | 247,853 |
| Asia Capital to Country | 0 | - | 4.96 | 125,758 |
| EU Capitals with No Hints | 0 | - | 4.96 | 144,452 |
| European Capitals by Map | 0 | - | 4.99 | 136,269 |
| African Capitals by Map | 0 | - | 4.99 | 132,180 |
| Asian Capitals by Map | 0 | - | 4.98 | 61,124 |
| 10 Westernmost Capital Cities in Europe | 0 | - | 4.88 | 91,185 |
| 10 Northernmost Capital Cities in Europe | 0 | - | 4.96 | 83,610 |
| European Coastal Capitals | 0 | - | 4.95 | 89,753 |
| 10 Easternmost Capital Cities in Asia | 0 | - | 4.89 | 52,185 |
| Capitals of Oceania Quiz | 0 | - | 4.99 | 266,800 |
| Europe by Capitals and Borders in 30 Seconds | 0 | - | 4.88 | 221,798 |
| Capitals of Mediterranean Countries | 0 | - | 4.95 | 81,423 |
| Countries with the Highest Population Density | 0 | - | 4.94 | 164,113 |
| Countries with the Lowest Population Density | 0 | - | 4.98 | 169,096 |
| Countries of North America Quiz | 0 | - | 5.00 | 1,011,642 |
| Canada Provinces Map Quiz | 0 | - | 4.99 | 635,956 |
| South America Map Quiz | 0 | - | 5.00 | 1,541,210 |
| Latin American Countries Map Quiz | 0 | - | 4.97 | 128,227 |
| Flags of North and South America | 0 | - | 4.99 | 367,212 |
| Canada Provinces and Territories | 0 | - | 5.00 | 337,908 |
| Southernmost Major Cities in the U.S. | 0 | - | 4.43 | 36,460 |
| North America Cities by Map | 0 | - | 4.41 | 47,615 |
| Most Mentioned Enemies of the USA | 0 | - | 4.77 | 174,550 |
| U.S. States with the Highest Population Density | 0 | - | 4.47 | 68,274 |
| Most Populous Islands | 0 | - | 4.79 | 121,989 |
| Islands by Largest City #1 | 0 | - | 4.47 | 94,201 |
| Islands by Largest City #2 | 0 | - | 4.74 | 35,404 |
| Countries by Population Decrease | 0 | - | 4.45 | 49,608 |
| Most Populous Islands of Europe | 0 | - | 4.56 | 25,722 |
| Flags of Countries With More Than 100 Million People | 0 | - | 4.97 | 158,396 |
| Countries Gaining the Most Population by 2070 | 0 | - | 4.63 | 63,844 |
| Five Most Populated Countries on a Multicolored World Map | 0 | - | 4.98 | 73,141 |
| Least Dense Countries Bordering Each Other | 0 | - | 4.85 | 22,932 |
| Biggest US Cities by Decade | 0 | - | 4.95 | 167,036 |
| Biggest Cities in Asia | 0 | - | 4.95 | 115,320 |
| Biggest Cities in Asia - Extreme | 0 | - | 4.92 | 49,563 |
| 100 Biggest Cities in Europe with a Map | 0 | - | 4.97 | 342,027 |
| Megacities on an Empty Map | 0 | - | 4.96 | 102,506 |
| African Cities in the Top 200 Worldwide | 0 | - | 4.95 | 50,295 |
| Most Populous Countries in 1900 | 0 | - | 4.91 | 172,593 |
| Official Cities in the UK | 0 | - | 4.89 | 280,540 |
| U.S Cities by African-American Population | 0 | - | 4.42 | 94,720 |
| South American Cities on the Map | 0 | - | 4.57 | 35,242 |
| 1M Cities by Proximity - United States | 0 | - | 4.56 | 149,703 |
| Biggest Cities in a Strip of the United States Map | 0 | - | 4.74 | 40,596 |
| Cities on Route 66 on a Map | 0 | - | 4.53 | 32,805 |
| African Capitals - Map Quiz | 0 | - | 4.93 | 61,668 |
| Top 10 Most Remote European Capitals | 0 | - | 4.86 | 93,407 |
| European Capitals - Map Quiz | 0 | - | 4.97 | 118,121 |
| Middle East Capital Cities Quiz | 0 | - | 4.96 | 87,178 |
| European Capitals Furthest from the Sea | 0 | - | 4.92 | 81,703 |
| Asian Capitals - Map Quiz | 0 | - | 4.95 | 60,453 |
| European Capitals Ending in N | 0 | - | 4.92 | 80,763 |
| Countries with American Expatriates | 0 | - | 4.53 | 42,476 |
| American Countries with the Shortest Names | 0 | - | 4.96 | 120,341 |
| The Only American Country ... | 0 | - | 4.92 | 120,759 |
| United States Country Quiz | 0 | - | 4.43 | 100,582 |
| Central America and Caribbean Map Quiz | 0 | - | 4.89 | 899,791 |
| North American Capitals - Map Quiz | 0 | - | 4.87 | 56,967 |
| U.S. Cities with the Most International Tourists | 0 | - | 4.88 | 74,869 |
| All First-Level Subdivisions of North America on a Map | 0 | - | 4.97 | 62,984 |
| U.S. State Border Crossings | 0 | - | 4.97 | 95,960 |
| Capitals of the Stans | 0 | - | 4.95 | 26,408 |
| Boundary Waters | 0 | - | 4.92 | 88,042 |
| Countries Along the Afro-Eurasia Coast | 0 | - | 4.85 | 34,814 |
| The Same Suffixes - Geography | 0 | - | 4.98 | 95,281 |
| 100 Geography Questions of Varying Difficulty | 0 | - | 4.93 | 61,291 |
| "Second Best" Geography Edition #2 | 0 | - | 4.87 | 59,834 |
| Biggest Countries by Population - Shape Quiz | 0 | - | 4.91 | 56,951 |
| Five Biggest World Cities by Letter #2 | 0 | - | 4.83 | 68,534 |
| Five Biggest World Cities by Letter #1 | 0 | - | 4.95 | 73,116 |
| 15 Largest Cities in Europe With a Map | 0 | - | 4.98 | 222,471 |
| 15 Largest Cities in Asia With a Map | 0 | - | 4.98 | 135,586 |
| 250 Biggest Cities in Europe With a Map | 0 | - | 4.91 | 113,794 |
| British Cities with the Most Tourists | 0 | - | 4.82 | 69,200 |
| 100 Biggest Cities and Towns in the UK | 0 | - | 4.97 | 144,936 |
| Name a Valid European Capital | 0 | - | 4.95 | 150,836 |
| European Capital Superlatives - Top 2 | 0 | - | 4.94 | 80,665 |
| Central American Countries | 0 | - | 4.98 | 155,052 |
| Top 10 Biggest Economies in the Americas | 0 | - | 4.94 | 91,087 |
| Brazil States Map Quiz | 0 | - | 4.85 | 47,383 |
| Caribbean / Lesser Antilles Map Quiz | 0 | - | 4.99 | 145,896 |
| Mexico States Map Quiz | 0 | - | 4.84 | 103,788 |
| Name the U.S. National Parks | 0 | - | 4.86 | 58,953 |
| States of Mexico | 0 | - | 4.95 | 173,339 |
| States of Brazil | 0 | - | 4.98 | 86,384 |
| All First-Level Subdivisions of South America on a Map | 0 | - | 4.92 | 52,962 |
| American Countries With No Atlantic Coastline | 0 | - | 4.94 | 91,908 |
| Countries of South America with an Empty Map | 0 | - | 4.94 | 104,156 |
| States of the U.S. in Alphabetical Order | 0 | - | 4.98 | 365,260 |
| Top 15 Most Populous Countries Ending in "IA" | 0 | - | 4.74 | 99,454 |
| Second Biggest Cities by Country | 0 | - | 4.43 | 58,912 |
| Biggest Two-Word U.S. Cities | 0 | - | 4.50 | 101,905 |
| Biggest Cities by Trait #1 | 0 | - | 4.50 | 55,703 |
| Biggest City by Region | 0 | - | 4.50 | 35,994 |
| Most Populous 2nd Cities | 0 | - | 4.78 | 56,900 |
| Northernmost Major City by Country | 0 | - | 4.56 | 33,018 |
| Largest World Capitals with Exceptions | 0 | - | 4.63 | 52,221 |
| Two Largest Cities by First Two Letters | 0 | - | 4.53 | 82,921 |
| Ten Northernmost Megacities | 0 | - | 4.50 | 49,257 |
